Definition of funny business
: dishonest activity Fake bidding and other funny business occurred during the auction.
Word by Word Definitions
: affording light mirth and laughter : amusing
: seeking or intended to amuse : facetious
: differing from the ordinary in a suspicious, perplexing, quaint, or eccentric way : peculiar
: one that is funny
Seen and Heard
What made you want to look up funny business? Please tell us where you read or heard it (including the quote, if possible).