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The act of placing one's penis on the unconscious face of another man (i.e. when passed out or asleep)

A very effective and useful taunt
Hey Kuzz, slappy slappy!

I slappy slappied you good last night

Nice passing out...SLAPPY SLAPPY
by Jeremy February 24, 2004
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Apr 22 Word of the Day
When you eat dirt for the first time and leave your family to build a shack in the woods
Bro since I got dirtpilled on Tuesday I have made sooo many worm friends and made them soo many little houses to get married in. Me? Lonely? No you’re the lonely one u lawn owning freak
via giphy
by ecogoth December 30, 2020
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2
Standing in front of your significant other, or someone else, with a big smile, swinging your junk back and forth so it slaps against your legs. Works best right after you get out of the shower.
When Brandon got out of the shower he showed Cassie slappy slappy so she would wake up.
by Thad Munson February 05, 2010
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