To lure animals such as dogs and guinea pigs in a sexual manner. Can also be used to put on power tools eg an angle grinder blade to cut smoothly. Some of the arabics may eat it on special occasions.
Eg. Brett can you please grab the chum my grinder isnt cutting properly and the dog wont sit. Chumming
by Brett marsh November 23, 2016

A real good chum. A real lemur dude, he not a simp but one day he'll get the girl. Good at basketball and a stoner. Schwibloo, and a G. He brings fun hopefulness and acid. The best Chum there ever was.
by Grubert March 7, 2020

Bum Chum is frequently used when you're angry and don't want to swear however i don't recommend saying it around school or your parents. That was the slang version, heres the actual definition of a Bum Chum, an actual Bum Chum means a crumb / chum that falls out of your buttocks after you urinate or poop.
"Oh Bum Chum!" said Dave as he accidentally dropped a hammer on his toe.
"Oh, i just dropped one of my Bum Chums!'' explained the man that just had a poop.
"Oh, i just dropped one of my Bum Chums!'' explained the man that just had a poop.
by hArri3tbutt3rf13ld April 1, 2024

A Toronto radio station which serves primarily as shark bait.
CHUM was historically owned by the Waters family.
CHUM was historically owned by the Waters family.
by bitchuck February 10, 2025

by $yri March 22, 2020

a derisive phrase often said when referring to an overweight or obese person that may or does behave like an asshole.
by K Fariss August 8, 2025
