Definitions Us noun Slang
1. b. a joke, incident in a play, etc. meant to produce such a laugh
Webster’s New World College Dictionary, Fourth Edition, compiled by the
editors of Webster’s New World Dictionaries. Copyright © 2010 by Houghton
Mifflin Harcourt. Published by Houghton Mifflin Harcourt. All rights reserved.
Word origin of 'boff'prob. < It buffa, a jest, or buffo, a gust of wind: see buffoon