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your mom has yeast coming out her twat.

you stupid yeaster, go pound good cuntrotte
by ihatefagpunks August 09, 2003
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3
The experience of finding the remants of a Monistat egg on one's penis, after post yeast infection sexual intercourse.
"Yo, Ashley had a raging yeast infection on Thursday night, so she put the egg in, and then when we fucked on Friday morning, it was straight Yeaster.
by BATEMANNING December 21, 2014
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