one of two extra playing cards in a pack, usually imprinted with the figure of a jester, used in some games as the highest card or as a wild card.
3.
U.S. Politics. a clause or expression inserted in a legislative bill with the unavowed object of defeating the ostensible purpose of the bill if passed.
4.
a seemingly minor, unsuspected clause or wording that is put into an agreement, legal document, etc., to change its effect.
5.
an unexpected or final fact, factor, or condition that changes or reverses a situation or result completely: He gave her a beautiful diamond engagement ring, but the joker was that it was stolen!
a children's mummer's parade, as on the Fourth of July, with prizes for the best costumes.
a chattering or flighty, light-headed person.
a scrap or morsel of food left at a meal.
a printed punctuation mark (‽), available only in some typefaces, designed to combine the question mark (?) and the exclamation point (!), indicating a mixture of query and interjection, as after a rhetorical question.
a calculus or concretion found in the stomach or intestines of certain animals, esp. ruminants, formerly reputed to be an effective remedy for poison.
n. a man; a guy. : Who was that joker I saw you with last night?
Dictionary of American Slang and Colloquial Expressions by Richard A. Spears.Fourth Edition. Copyright 2007. Published by McGraw Hill.
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