Jeff. I think I was so friendly to Bill last night that when he asked me to go into business with him I think I crossed the Chum Line.
by Dutch Indian February 25, 2015

by Aledros July 9, 2006

by almighty hallsy July 11, 2006

Someone whom you share a common sense of (humour) with, whether it's been months or even years can still be able to pick up where you left off and have that same (banter).
by Bobbydgrum June 9, 2015

A slang term for a man or teenage boy who is gay i.e. likes making love via the rectum, either:-
- likes putting his cock in his partner's butt
- likes his partner putting their cock in his butt
- likes putting his cock in his partner's butt
- likes his partner putting their cock in his butt
Rachel: 'Wow, Jason is so cute, I'd love to be his girlfriend'
Emma: 'Sorry Rachel, he's a bum chum, he wouldn't be interested'.
Rachel: 'Damn it'.
Emma: 'Sorry Rachel, he's a bum chum, he wouldn't be interested'.
Rachel: 'Damn it'.
by Online Fan December 12, 2016

hey guys wanna go on facebook
No whats that
its that thing we used to go on before chums group
OH that
No whats that
its that thing we used to go on before chums group
OH that
by missymexx June 13, 2012

Two men who are homosexual lovers. Often used as an insult where no homosexual relationship exists (similar to the use of the word "gay" as an insult, but more offensive).
by kryptonpirate May 16, 2005
