Definitions
American Heritage® Dictionary of the English Language, Fourth Edition
- n. Slang A line in a play or film, for example, that elicits a big laugh: "He doesn't go for the big boffs, artificially inflated, but lets his comedy build through a leisurely accumulation of bizarre details” ( Vincent Canby).
- n. Slang A big laugh.
- n. Slang A conspicuous success. Also called boffo, boffola.
- v. To have sexual intercourse with.
- v. To engage in sexual intercourse.
Wiktionary
- v. slang to have sexual intercourse (with someone)
- n. a big laugh
- n. a line in a film etc that elicits such a laugh
GNU Webster's 1913
- n. (Theater) a hearty laugh.
- n. (Theater) a joke or gag line that produces hearty laughter.
- n. (Theater) something very successful, especially a box-office hit.
Etymologies
- Probably from b(ox) off(ice).From boff, to hit, variant of buff, from Middle English buffe, a blow, from Old French, of imitative origin. (American Heritage® Dictionary of the English Language, Fourth Edition)
Examples
“meh. boff panda and gaara are kyoot *picks them up and huggles dem boff* oh noes gaara be kilin meeeeeeee—!”
ooooh! - Lolcats 'n' Funny Pictures of Cats - I Can Has Cheezburger?
“At the English public sector schools I attended 'Public School' is used in English as a synonym for 'Private School' - it can get confusing for foreigners I was often known as a boff or boffin.”
“I am writing down all the funny Australian phrases and terms I've heard in the past 2 days, and Indie said "You guys say barf don't you?" and I said yes remember Aussies do not pronounce their rs so it sounds like "boff" and then I tried to get them to pronounce it with the r sound and it was just the funniest thing.”
“If you ever hear me say words and phrases like "boff," "preaching to the choir" or "I think he just gave me the skunk eye," you can blame Jon.”
“And while less frisky than the source material — the scorchingly brazen British series about drug-addled, sex-obsessed teens — the U.S. version wants to shock as much as the kids want to boff.”
“ What else explains why he didn't boff this beautiful, if excessively brazen, sexy slut?”
“It's hard to believe it's been 12 years since Slick Willy told a federal grand jury and the American people he didn't boff that chubby girl in the beret.”
“Ai has bin gettin dem allobasuddin, but nawt alla tyme, adn sumtymz boff mixd tugebber awn teh saym payj.”
These arn’t the - Lolcats 'n' Funny Pictures of Cats - I Can Has Cheezburger?
“May 28, 2010 at 3:49 pm butt, butt uuv got suc a cute avatar. ai guesses dat u kan wear boff da silli an da ceriouz hatz.”
Cheech and Chong: - Lolcats 'n' Funny Pictures of Cats - I Can Has Cheezburger?
“Den boff kittins wawkd ryte up tu hur adn had a free-way sniffy-noazes!”
How do you want - Lolcats 'n' Funny Pictures of Cats - I Can Has Cheezburger?
Lists
These user-created lists contain the word ‘boff’.
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Of Imitative Origin
Words formed in imitation of the sound of the things they signify.
bawl, biff, blizzard, blob, blooper, bob, boff, bomb, bonkers, boo, borborygmus, brouhaha and 148 more...
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legitimate boggle words
words that have been legitimately found while playing boggle. skipvia suggested making this into a public list, and thus became "legitimate boggle words". please contribute!
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sexual feelings
words describing the sexual parts of life
snog, shag, copulate, intercourse, paraphilia, carnal, fetish, fornicate, abstinence, foreplay, coitus, chastity and 119 more...
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Pop Culture
Comic strip character names and words, along with modern slang oddities.
rowrbazzle, pogo, rhinocerwurst, bitchin', cowabunga, joe btfsplk, churchy la femme, howland owl, porky pine, miss mamselle hep..., shmoo, unobtanium and 390 more...
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aozuas's Words
sense data, hyperreality, brouhaha, ibid, apophenia, fnord, lackadaisical, schadenfreude, bildungsroman, ready-made, readymade, tergiversar and 654 more...
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RabidCow's Words
piledrive, schism, poignant, garrote, reflex, fortitude, constitution, dexterity, charisma, nemesis, machiavellian, poop and 128 more...
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Laffterglow
HA, HA.
chortle, manlaughter, snicker, guffaw, snort, chuckle, titter, giggle, laugh, gelastic, snigger, har-de-har and 60 more...
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Kapow! (I'm Batman)
Sound effects from the show. Swiped from here: http://www.batmania.com.ar/paginas/serie_onomatopeyas_cantidad.htm
aieee, aiieee, awk, awkkkkkk, bam, bang, bang-eth, bap, biff, bloop, blurp, boff and 69 more...
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moominword's list
an ontography
saltatory, chawbacon, omnifarious, confused, salvific, capitulate, attrition, gaffe, bailiwick, salubrious, spontaneous, enfeoff and 45 more...
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Naughty Naughty
gyrate, torrid, by-blow, paramour, cuckold, salacious, philander, john thomas, uxorious, lithe, skivvies, coquet and 56 more...
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ten-year-old argot / playground life
dickweed, dickhead, umnnnnnnn, not!, itchy chin, ip dip sky blue i..., ip dip dog shit y..., bagsy, boff, snog, bogs, footy and 33 more...
Tweets
Looking for tweets for boff.

yarb Meant "to fart" in my playground - the same as guff. E.g. "Waa! Smells like old scotch eggs in here, who's boffed?" Apr 30, 2010
sarra short for 'boffin' here Apr 28, 2010
oroboros Always used this is the sexual context, but it's also the shortened form of boffo. Feb 13, 2007