When a girls coochie is plump and moist. Good to fuck
Girl: my coochie is so fat he came so fast
Boy: she has a fat coochie
by Fat_coochie October 6, 2017
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When someone's coochie lips are very big. They usually trail behind them leaving a line of wetness.
Isaiah fat coochie lips were dragging and clapping as he walked!
by uwumobster March 10, 2020
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