yo moma, short. less complicated way of saying 'your mom'
may also be used in a form of a diss, or a put down
yo moma is so fat...
Sue- What did you do last night?
Will- Yo moma
by me March 17, 2005
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your mother , the person many people love to make fun of
yo moma so fat, even her picture is heavy

yo moma, her teeth so yellow, when she close her mouth her stomach lights up
by steve1312 April 6, 2006
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can be used as a response is prety much any situation
1. -"what are you sayin tonite brah?"
-"yo moma"
2. -"how did you do on that math test?"
-"yo moma"

by edyta January 8, 2006
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the most god damn stupid joke ever!
fred:hey man this shit is tight
steve: thats what yo momma said last night ohhhh!
fred:... shut the fuck up steve
by kirk April 4, 2005
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bob:oh my god that thing is huge.
nick:dats wut yo moma said last nite bitch :)
bob:damn it.
by Justin Bachman May 8, 2003
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a series of jokes that consist of saying " YO MOMA"and so on
hey john yo moma is so fat when she got hit by a bus she said "who threw that rock?"
by jake April 13, 2005
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