A pact that is made by firmly grasping the hand of another with a solid dollop of feces between the palms. After the handshake, whomever loses the bet gets slapped with a similarly smeared shitty hand.
"Bro, I bet you can't stick this pencil all the way into your dick hole."
"....Wanna make it a poop slap bet?"
"You bet your shitty hands I do"
"....Wanna make it a poop slap bet?"
"You bet your shitty hands I do"
by matfremay2015 December 8, 2018
 Get the poop slap betmug.
Get the poop slap betmug. by Squeedely Teets June 18, 2020
 Get the Poop Smudgemug.
Get the Poop Smudgemug. by asasasasaa December 10, 2019
 Get the Poopmug.
Get the Poopmug. That large shit that comes out of your asshole and leaves shit stains in your underwear and butt making it all itchay.
Greg: I just took a large shit! There was so much poop that even Jenna couldn't swallow my cup AND shit!
by I eat 4827364728 June 18, 2022
 Get the Poopmug.
Get the Poopmug. A blob that comes out of your asshole that comes in different shapes and sizes. (Also known as shit)
by Goldmoneygirl June 17, 2018
 Get the Poopmug.
Get the Poopmug. by The big bob boi  July 3, 2020
 Get the avalanche poopmug.
Get the avalanche poopmug.