Top Definition
When a male is having sex with a female, and, just before climax, pulls out, ejaculates into his hand, and slaps her in the face.
Male: Mmm...
Female: What the...
*Slap!!!*
Female: Ugh! You just hit me with your leftover mayonnaise!
by Ambrosino October 04, 2008
6 Words related to Leftover Mayonnaise

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