1 definition by Person88888

Top Definition
It is when you wipe the sweat off you nut sacular and you slap someone in the face.
*Butter Slaps Ron*
Ron: What was that?
David: A Butter Slap.
Ron: What's that?
David: When you wipe the sweat off your balls and slap someone in the face.
Ron: Eww WTF?
by Person88888 March 26, 2012

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