Butt sack

Literal meaning
Ball sack sticking in the butthole.

Insult

Call your friend butt sack when he is being an idiot.

John: I woke up last night to my girl giving me a butt sack

John: Dude you are being a butt sack.

by BigD4ever March 15, 2021

Butt Sack

A flap of skin, similar to a nutsack (without the nuts), that dangles from the inside of the asshole to the outside.

Be careful not to sit on your butt sack. That would be painful.

by AlpenWolfer May 10, 2021

butt sack

The area beneath your ass/higher thigh region.

Aw man, I was riding that jet ski for so long that I got a rash on my butt sack!

by Kid Rock and Brett Michaels July 25, 2011

butt sack

the sack between your dick and asshole

you sir are a "butt sack"

by butsack March 09, 2024

Sack Biscuit

A biscuit (Americans would call them cookies) that has been finely rubbed by the scrotum of a bull. Specifically not a human scrotum, as this is unethical.

Person 1: yo what kind of biscuit is that bruv

Person 2: Sack Biscuit. Have a try mate.

by Monkey Whisperer November 02, 2020

Brown Sack

verb. To leave, to depart, to exit from, to get the fuck out of, to dip, to bounce out.

Dude, Jamie and i were about to have sex, but then i smelled her clam-like crotch and had to brown sack, so i went home.

by emoeed December 17, 2012

killer in the sack

someone extremely good in bed

I bet Tom Jones is a killer in the sack!

-Kristy Young

by Jhep January 30, 2018