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[bof] /bɒf/ Slang.
  1. a box-office hit.
  2. a joke or humorous line producing hearty laughter.
a loud hearty laugh; belly laugh.
verb (used with object)
to cause to be overcome with laughter.
to hit; strike.
Origin of boff
cf. boffo Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Examples from the Web for boff
Contemporary Examples
Historical Examples
  • I'm ergwine ter v strow dese lillies o' de walley on boff on em.

    The Broken Sword Dennison Worthington
  • boff ob yu is jist got tu git outen de grate house und stop toting wittles tu de po white trash.

    The Broken Sword Dennison Worthington
British Dictionary definitions for boff


(informal) short for boffin
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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Slang definitions & phrases for boff



  1. A blow with the fist or open hand (1920s+)
  2. A sex act; coupling: a quick bathroom boff (1950s+)
  3. laugh, esp one following a comedian's joke; boffola (1940s+ Show business)
  4. A joke or witty remark (1940s+ Show business)
  5. A show that pleases the audience; sockeroo (1940s+ Show business)


  1. : LaGuardia bade his cops to muss them up and boff them around on sight
  2. To do the sex act: professors boffing coeds in their offices/ I was trying for the world boffing championship (1930s+)
  3. To vomit; barf (1950s+)

[first and second senses echoic; show-business senses probably a shortening of boffo] See THROW A FUCK INTO someone laudatory n 1 A dollar or dollar bill : That's worth a million boffos (1920s+) 2 A year, esp a one-year prison sentence; Boppo (1920s+ Underworld) 3 A laugh, esp a loud laugh in response to a comedian; BOFF, BOFFOLA (1940s+ Show business) 4 A joke or a witty remark; BOFF (1940s+ Show business) 5 A successful entertainment; BOFF, HIT : her string of box-office boffos (1940s+ Show business) [fr a 19thcentury carnival term based on the idea of a good box office]

The Dictionary of American Slang, Fourth Edition by Barbara Ann Kipfer, PhD. and Robert L. Chapman, Ph.D.
Copyright (C) 2007 by HarperCollins Publishers.
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