A
·         acclimate
(verb) (UK usually: acclimatise)
·         acetaminophen (or Tylenol)
(UK: paracetamol)
·         affirmative action
providing opportunities in education or work based on race or gender (UK: positive discrimination)
·         airplane
a powered fixed-wing aircraft. Alteration of UK aeroplane, probably influenced by aircraft
·         aluminum
(UK: aluminium)
·         amtrac
Landing Vehicle Tracked, military vehicle used in World War II (not to be confused with Amtrak, the passenger railroad corporation)
·         arroyo
a usually dry creek. Spanish in origin.
·         arugula, rugola
the herb also known as rocket or garden rocket. Borrowed from southern Italian dialect in the early (“Ask Italian greengrocers for arugula, rucola or ruccoli; ask other markets for rouquette, rocket salad or, simply, rocket.” — The New York Times, May   ,     , in OED).
B
·         baby carriage
pushable vehicle for transporting babies, also called stroller, buggy or regionally baby coach (UK: perambulator (very old-fashioned or formal), pram, or, for the type that an older baby sits rather than lies in, pushchair or buggy)
·         baby shower (or just “shower”)
party with gifts to celebrate an impending birth (not common in the UK)
·         bachelorette
a young, single woman who has never married
·         backhoe
a piece of excavating equipment (UK usually digger, mechanical digger, excavator, or JCB, genericized trademark)
·         ballpark
·         a baseball stadium; although used as well to mean range of approximation or accuracy (“in the ballpark”; “a ballpark figure”) *
·         Band-Aid *
(trademark) bandage for minor wounds, (UK: Elastoplast (trademark), plaster [DM]); also, a makeshift solution
United States)
·         bedroom community
a commuter town or suburb (UK: dormitory town [DM])
·         Bear claw
A kind of sweet pastry served throughout the United States, named for its large, clawlike shape.
·         bell pepper
a mild (not spicy) red or green pepper or capsicum in Australian English and Indian English
·         bellhop
a hotel porter
·         beltway
a ring road, or orbital motorway found around or within many cities.
·         big-box store
a large retail establishment built on one level, typically with few, if any, windows.
·         blacktop
a road surface [DM] composed of asphalt concrete; also a verb (“to blacktop a parking lot”) (UK: compare tarmac)
·         bleachers
are the raised open air tiered rows of seats (stands) found at sports fields or at other spectator events
·         blinders
·         (on a horse) (UK: blinkers)
·         boardwalk
a walkway usually made of planking, typically along a beach (as that of Atlantic City) (UK: promenade)
·         bobby pin
hair grip, Kirby grip
·         bodega[citation needed]
a Spanish term for a winery, used in some American cities such as Boston and New York as a term for a convenience store.
·         booger
(slang) a piece of nasal mucus (UK: bogey)
·         bookmobile
a large vehicle housing a mobile lending library (UK: mobile library)
·         boombox[citation needed]
a large portable stereo, syn. with ghettoblaster, which is also American in origin but is common in the UK.
·         boondocks
(also the boonies) rough country; a very rural location or town; backwoods; the “sticks”. Sometimes refers to rough, poor neighborhoods in a city. From Tagalog.
·         boondoggle
slang term for a scheme that wastes time and money;     originally a braided ornamental cord or leather strap
·         Botts’ dot[citation needed]
see raised pavement marker
·         breadbox
a box for keeping bread (UK: usually bread bin)
·         broil
to cook food with high heat with the heat applied directly to the food from above (UK: grill) [DM].
·         brownstone
a type of residential building found in Boston, New York City, and other large cities
·         bullhorn
a megaphone, sometimes used to refer to a portable airhorn
·         burglarize
to carry out a burglary (UK: burgle; burgle is very rare in US, and burglarize virtually nonexistent in UK)
·         busboy
junior restaurant worker assisting waiting staff, table clearer, water pourer etc.
·         butte
an isolated hill with steep sides and a small flat top
C
·         caboose
a train car attached usually to the rear mainly for the crew’s use (UK: guard’s van’ or brake van’);
·         Canadian bacon
Back bacon (bacon made from center-cut boneless pork loin). Also ham, usually pressed and sliced like bacon.
·         candy apple, candied apple
toffee apple
·         canola
a type of rapeseed which produces an edible oil (originally a trademark, of Canadian origin (from Canada and oleum ‘oil’))
·         careen
(of a vehicle) to travel fast and out of control, usually swerving or cornering (UK: career)
·         carhop
someone serving food at a drive-in, often on rollerskates
·         catercorner
(or catercornered, catacorner, kitty-corner, catty-corner, etc.) (adverb) diagonally, diagonally opposite (“The house looks catercorner to mine”).  Cater corner is the original form (from the French quatre and English corner = four + corner), but the forms kitty corner and catty corner (folk etymology) are usual in speech, the latter especially in the North and West, while the former in the Midland and South. Sometimes (dialectal, regional) also kitty/catty wampus/wumpus (unclearly derived), which can also mean “awry”.
·         catsup
alternative spelling of ketchup that rarely sees use in the UK.
·         cell phone, cellphone
(short for cellular telephone) a portable telephone; UK: mobile phone, often abbreviated to mobile
·         certified mail
recorded delivery
·         ChapStick *
(trademark, sometimes used generically) a lip balm
·         charge account
in a store or shop (UK: credit account)
·         checkers
a popular board game (UK: draughts)
·         checking account
the type of bank account used for drawing checks; distinguished from savings account. (UK: current account or cheque account)
·         cilantro
(from Spanish “cilantro”) coriander leaf,     while in the US, coriander refers only to the seed.
·         cleats
·         in the context of field sports, athletic shoes with studded soles used for football or soccer (UK: Football boots, rugby boots)
·         conniption (fit)
(slang) temper tantrum.
·         condo
colloquially, any owned (as opposed to rented) apartment (UK: flat); more strictly such an apartment or house with common areas controlled by and charged for by a homeowner association;> short for condominium (England and Wales: commonhold)
·         cookout
informal meal cooked and eaten outdoors, a cross between a picnic and a barbecue or a cooking competition taking place outdoors
·         cooties
fictional disease, a term used by children (UK: germs, lurgy);  also a term for lice
·         copacetic
fine and dandy; good; well; A-OK; cool. Creole, perhaps from the French “Comme c’est sympathique”
·         costume party
party where costumes are worn  (UK: fancy-dress party)
·         cotton candy
spun sugar often sold at fairs (UK: candy floss)
·         counterclockwise
(UK: anti-clockwise)
·         coveralls
a one-piece outer protective garment (UK: overall, boiler suit)
·         crapshoot
risky and uncertain venture; from craps, a dice game
·         cremains
the remains of a dead body after cremation (UK: remains, ashes)
·         critter
(informal) a creature;     sometimes a term of endearment
D
·         deplane
to disembark from an aeroplane
·         deputy or sheriff’s deputy
A paid law enforcement official working for an elected sheriff; roughly equivalent to a police constable in the UK.
·         derby
/ˈdɜrbɪ/ historically, a hat worn by men (UK: bowler)
·         diaper
An absorbent undergarment (UK: nappy)
·         dime
a   -cent coin.      Derived from the French word disme (the original spelling), meaning a tenth part or tithe, and ultimately from the Latin decima.    Can also mean a ten dollar quantity of an illegal drug (or dime bag).  Five-and-dime, dime store, a store selling cheap merchandise; a dime a dozen, so abundant as to be worth little; on a dime, in a small space (“turn on a dime”) or immediately (“stop on a dime”); nickel-and-dime, originally an adjective meaning “involving small amounts of money” and then “insignificant”, also a verb meaning “to rip-off by many seemingly insignificant charges” (the nickel [DM] is the  -cent coin). In Britain, the old sixpence, a small coin of a comparable size and value, was formerly used in similar expressions before a decimal currency was introduced in     .
·         direct deposit
a method of payment by bank transfer, similar to European giro, almost exclusively used for deposits of pay checks or government benefits
·         discombobulated
to be confused or disconcerted;     (UK and US: discomposed)
·         dishrag
a cloth for washing dishes (UK and US: dishcloth)
·         dishwashing liquid
a liquid soap used for washing dishes (dishsoap) (UK “washing-up liquid”)
·         dish towel
a towel for drying dishes (UK: tea towel)
·         district attorney
state or city public prosecutor (UK: Crown Prosecutor (England & Wales); Procurator Fiscal (Scotland))
·         divided highway
a road with a highway median/central reservation (UK) (UK: dual carriageway)
·         docent
a university lecturer; also a volunteer guide in a museum or similar institution
·         doohickey
word used for an unknown item.     (a thingamajig, thingamabob, or just a thingy) (UK: wotsit)
·         douche or douchebag
an insult for a contemptible person (from the device for rinsing the vagina or anus)
·         downspout
pipe for carrying rainwater from a gutter to the ground (UK & US: drainpipe)
·         downtown*
(noun, adv., adj.) (in, to, toward, or related to) either the lower section or the business center of a city or town   —(used in UK but more common expression would be city centre or CBD)
·         drape, drapes
(UK and US: curtain)
·         driver license, driver’s license
(UK: driving licence)
·         drugstore
a pharmacy, or a store selling candy, magazines, etc. along with medicines (UK approx.: chemist or “corner shop” [DM])
·         druthers
preference of one thing over another derived from a contraction of “I would rather” or “I’d rather” (e.g., “if I had my druthers, I’d…”)
·         drywall
gypsum board, plasterboard, or any process that builds interior walls without the use of water (UK: plasterboard)
·         dude
A man; a dandy; a city-dweller visiting a ranch. Often used to address a man.
·         Dumpster
(trademark: might be becoming genericized) large trash receptacle (UK approx.: skip [DM]); to dumpster-dive, to rummage through a Dumpster
·         dweeb
a boring, studious or socially inept person (a nerd, a geek or a “drip” an old-fashioned mild pejorative for someone exceptionally eccentric or lacking in social skills)
E
·         eggplant
the plant Solanum melongena (UK: aubergine);     “eggplant” is common in the Commonwealth outside the United Kingdom.
·         Elephant ear
Deep fried dough covered with cinnamon-sugar.[citation needed] Commonly found at fairs and carnivals.
·         elevator
(UK: lift)
·         emergency brake
brake in motor vehicle operated by a lever used to keep it stationary. Also referred to as an “E-brake”. (UK and US: handbrake)
·         eminent domain
the power of the government to take private property for public use (similar to UK compulsory purchase)
·         English muffin
(UK: “muffin”, “hot muffin”)
·         envision *
to envisage
·         eraser *
(UK: rubber [DM])
·         expressway
a type of limited-access road (UK “motorway”)
·         exurb
the ring of prosperous rural communities beyond the suburbs,     see commuter town
F
·         fanny pack
pouch-like bag that ties or snaps around the wearer’s waist (UK: bum bag).     In the UK ‘fanny’ is a term for vulva and thus this word could cause offence.
·         faucet
a valve for controlling the flow of a liquid (UK and US: tap [DM])
·         flack
a publicist or press agent; sometimes also an alternate spelling of flak “negative commentary”, which is used in the UK. Although flack “press agent” was first recorded just one year after flak “Flugabwehrkanone”, the two are likely unrelated.
·         flashlight
portable battery-powered electric lamp (UK: torch)
·         flatware
knives, spoons, and forks (as opposed to holloware); (UK usually cutlery [DM]
·         French press
Device for making coffee (UK: cafetière)
·         freshman
a first-year student in college or high school (fresher in UK)
·         French fries (or fries)
pieces of potato that have been deep-fried. (UK chips)
·         frosting
A confection applied to cakes (US and UK: icing)
·         front desk
(UK: reception)
G
·         garbage
(UK: rubbish)
·         garbage can
(UK: dustbin or simply bin)
·         gasoline
(abbreviated gas; esp. in the past also spelled gasolene) (UK: petrol)
·         gee whiz *
as an interjection, an old-fashioned expression of admiration, surprise or enthusiasm      (a euphemism for “Jesus”);  as an adjective, denotes something characterized by or meant to cause excitement or sensation (“gee-whiz technology”; “a gee-whiz attitude”)
·         general delivery
(UK: poste restante)
·         get-go (git-go)
the very beginning (of something); e.g. “I warned them right from the get-go.”
·         GFCI (Ground Fault Circuit Interrupter)
(UK: Residual-current device (RCD), or colloquially, breaker) A safety device attached to consumer mains power supplies to prevent accidental electrocution and/or damage to connected equipment.
·         green thumb
(UK: green fingers)
·         grifter
a con artist, transient swindler, or professional gambler (US and UK: con man); also grift can mean an act of thievery or trickery
·         gotten
Archaic form of “got” in most of the UK.
·         grits
A maize (sweetcorn) porridge common in the southern U.S. and relatively unknown in the UK
·         ground beef
(UK) minced beef, or just mince
·         grunt
Slang for infantryman : (UK: squaddie)
H
·         half bath
a room for personal hygiene that lacks a shower or bathtub (i.e. a bathroom [DM], in the American sense of the term, which lacks a place to actually bathe). Equivalent to a British W.C..
·         hard candy
(UK : Boiled Sweets)
·         heavy cream
double cream (UK)
·         hickey
a bruise on one’s skin resulting from kissing or sucking; (UK: love bite)
·         highball
an alcoholic drink made with a spirit, particularly whisky, and water, soda water or any carbonated beverage, served in a tall glass with ice