The List of British English words not used in American English reference article from the English Wikipedia on 24-Apr-2004
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List of British English words not used in American English

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List of British English words not used in American English

See also main article: American and British English differences

For phrases in Britain that have no equivalent in America see Britishisms

British American
abseil rappel (to descend on a rope)
advocate lawyer (distinction in Scots law)
arse* ass* (buttocks)
barrister lawyer (distinction in English law)
black pudding blood sausage
"bird" (woman) "chick"
blinkers blinders
"bloody"*(for example, "This bloody car won't start.") "damned"
bollocks* "balls"* (testicles)
to "bonk"* to have sexual intercourse
bonnet (of a car) hood
boot (of a car) trunk
braces appropriate list)
buggery* sodomy
bugger off* leave
bum bag fanny pack
candy floss cotton candy
chancer a person trying to get away with something they shouldn't
concession discount
(potato) crisps (potato) chips
crumpet a porous griddle cake, eaten toasted with butter and jam, English muffin
"crumpet"* one or more attractive women.
current account checking account
dinner jacket tuxedo
dodgy suspicious
"dosh" money
draughts checkers
drawing pin thumb tack
dustbin trash can
earth (electrical) ground
engaged tone busy signal
ex-directory unlisted (phone number)
fairy cake cupcake
flat apartment
fortnight Two weeks.
gearbox automobile transmission
"gooseberry" (third person who intrudes on an intimate situation) "third wheel"
green fingers green thumb
high street (Scots) main street
hoover (verb) to use a vacuum cleaner (in U.S. Hoover is still only a brand name)
hosepipe garden hose
invigilator proctor
knickers panties
laundrette laundromat
leisure suit business suit
lift (noun) elevator
lorry truck (interchangeable in British English)
loudhailer bullhorn
mains power (or "the mains") house current, "the AC", "the wall"
maths math
MD (managing director) CEO (Chief Executive Officer)
mobile (phone) cell phone
motorway freeway
naff uncool, useless
naff off leave
nappy diaper
oilseed rape rapeseed oil, canola
petrol gasoline
"plonker" (popularised by Only Fools and Horses) fool
"ponce" (derogatory term, usually for a male) pimp (mainly northern English usage), fop, or homosexual (non-complimentary). Can also be used to refer to someone with airs and graces.
to "ponce up" to improve the appearance of something or someone
to "ponce off" to help oneself to something uninvited - e.g. mind if I ponce a fag off you? (i.e. helping myself to a cigarette - plenty of scope for misunderstanding there!)
poof/poofter* "faggot" (homosexual, not complimentary)
pram baby carriage, contraction of perambulator.
pudding dessert, often stodgy, or a main course dish of a stodgy nature, e.g. steak and kidney pudding
queue line (for waiting in)
"randy" "horny" (interchangeable in British English)
ring someone call someone (interchangeable in British English)
roundabout (in the road) traffic circle; rotary. (Roundabout is used in some parts of the US, including on signs)
roundabout (fairground ride) carousel
to rubbish to verbally discredit.
scone biscuit
serviette napkin, as at a dinner table
settee couch (interchangeable in British English)
skiptop dumpster
"slag"* "slut"* (promiscuous woman) (interchangeable in British English)
to "slag off" to speak in a depreciating way about someone or something
"snogging" kissing, "making out"
solicitor lawyer (distinct from an advocate in Scots Law or a barrister in English law)
spanner wrench
sticking plaster, Elastoplast bandage, Band-Aid
ta (usually spoken rather than written) thanks
"telly" TV (also used in UK)
text (often written txt, only used since about 1998) SMS
to "toss (off)"* to masturbate
"tosser"* "jerk-off"* (masturbator; term of abuse)
"tosspot"* (term of abuse)
trapezium trapezoid
trolley (for shopping) cart
tube subway
underground (noun) subway
waistcoat vest
to wank* to masturbate
"wanker"* "jerk-off"* (masturbator; term of abuse)
whilst while (see Words only used in British English in American and British English differences)
your man/your woman (Irish) Used for someone whose name has been forgotten or is unknown or unimportant ("Whats-his-name")

*denotes vulgar expression