When you're taking a shit, and the initial shit is a regular solid one, but everything that follows after is pure diarrhea.
Joe: I thought I was gonna have a nice shit at first but then I ended up obliterating the toilet bowl.
Gabe: Yeah, that's what you call the poop cap.
Gabe: Yeah, that's what you call the poop cap.
by Andy Stafford November 7, 2015

(Regional Slang) To deposit fecal matter into the oral cavity of an unsuspecting victim whilst sleeping.
by Spameater95 May 2, 2024

by ilikeeatingcheesetriangles December 23, 2023

by obsessedwtiktokandsnap June 15, 2022

Them word basically saying that's not true. Used back in 1969, the word cap was used to say fuck off that shit ain't true.
by YourMomAMilf January 26, 2022

by Keeleyvh May 28, 2021
