Bum Crumbs

The Bits of dried poop that hang from ass pubes that some people pick at.

This nigga don’t wipe he got bum crumbs😂

by IsThisNameTaken?LetMeCheck October 13, 2018

Bum Sauce

The liquid that is held between the cheeks of your ass that smells like a mixture of sweat and shit.

Person 1: Dude, I was sitting down all day, and I've accumulated some Bum Sauce
Person 2: EEEWW!! THAT'S GROSS! AIN'T NOBODY WANNA HEAR ABOUT YOUR BUM SAUCE!!

by Jeffery Deadstein May 12, 2020

slanty bum

When a female has straight back with little to no ass at all. The ass appears to be one with the thighs.

Judy had a big booty but Sarah has a slanty bum.

by byrdmanjenkins April 4, 2015

Bingo bum

When you have been sitting down for so long that your bum gets sore or numb. Bingo bum!

Cleo! I've been sitting for so long I've got Bingo bum🍑

by Saltyytats 🔪 January 25, 2019

Bum rat

A person who is being really annoying

damn noah is being such bum rat today

by I will kill April 9, 2020

Bum Drum

The use of your behind as a musical instrument through slapping it with your hands.

Who needs to beatbox when there is the Bum Drum!

by spudolicious March 9, 2011

Bum crayon

When you've been to the toilet no matter how much you wipe there is still poo there

OMG i've been wiping for 20 mins and this bum crayon is not going anywhere!!

by crazy co-op lady September 25, 2009