When someone with a tiny penis "try's" to masturbate. Their peter is so tiny that they end up just slapping their sack
Jessica: I caught Perry beating off in the bathroom yesterday.
Amanda: Trust me, his dick is so small he was just slapping the sack.
Amanda: Trust me, his dick is so small he was just slapping the sack.
by Jameshasahugecock May 13, 2018
Get the slapping the sackmug. Very ugly, thinks they're mature for their age, is a man, denies being a femboy, moms dead, usually owns a meme page or memes are trash, reuses the same memes daily, very ugly, has a 1000+ followers but gets 80 likes, ex-girlfriend says the nword (isn't black), uses sad qoutes un-ironically, a catfish, fucks their car, has bad music taste, either nasty hair or is bald (probably has lice) no wrists, car smells like pine trees, asks for hugs on your birthday, ugly is contagious, claims to be very depressed, posts the same picture on their feed, is either rewlly fat or too scrawny, disables comments and untagged themselves from posts, probably homophobic but is in the closet, very ugly
by anonymous October 7, 2020
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