Top Definition
To refuse to do something with friends on a perfectly good night to go out. Instead of being with your friends, you make some sort of horseshit excuse and stay at home. While you are at home, you either masturbate into the toilet or play video games in the dark. buck naked.
Last night, we called Grant to hang out, and all he did was poon out.
#pooner #lazy #penis pump #tard #dufus
by mikeGee March 24, 2008
To poon or poon out is when you fall asleep really early. When others are still up partying you 'poon out' and therefore are a pooner.
Yancy and Daniel stayed awake canning shotties while i pooned out. What a poon out... i must be a pooner
#poon #mong #mong out #mong-out #monged #munted #pooner #pooned #pooned out
by Hurnia January 11, 2007
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