slang A colloquial variant of "your mother," used as a general insult, especially in response to a criticism or offense from someone else. A: "You really ought to lay off those donuts, don't you think?" B: "Yo mama!" Boom, slam dunk, baby! Yo mama!
See also: yo
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.
interj. so you say. (Black.) Not enough bread! Yo mama.
McGraw-Hill's Dictionary of American Slang and Colloquial Expressions Copyright © 2006 by The McGraw-Hill Companies, Inc. All rights reserved.