A chin that has a cleft in it giving it the characteristics of a bum. Most people will find the bum chin to be very attractive as it has a certain heir to it. Often associated with power and sophistication. The bum chin is a sign of a distinguished gentleman.
People who have bum chins are more likely to be successful and chosen by the opposite sex, for mating.
People who have bum chins are more likely to be successful and chosen by the opposite sex, for mating.
by Steve Christensen January 07, 2008

A 'Bum Chin' is a guy or a girl who has a chin shaped like a bottom. They have an abnormal cleft that if you squint closely, looks like a pert behind.
by Johnny Internashinal April 21, 2004

Oh my god, Tracy has such a bum chin. Having oral sex with her would be like having anal sex with a bum
by Kurteos December 06, 2011

A burd called Carrie McMillan. She has a walloper of a chin. Her bum-chin is so big, it frequently gets mistaken for mount everest. She is also a dirty and sucks off any cunt wantin' it. x
Robbie: "Hey carrie, you look pretty today!"
Peter Griffin: "Oh really? how nice of you. Wanna have sex?"
Robbie: "No fucking way! I was joking! Look at that bum chin
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Robbie: "I'm fucking bored!"
Carrie: "Lemme suck yah willy and balls!!!!!!!!!!!!!!!!!"
Peter Griffin: "Oh really? how nice of you. Wanna have sex?"
Robbie: "No fucking way! I was joking! Look at that bum chin
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Robbie: "I'm fucking bored!"
Carrie: "Lemme suck yah willy and balls!!!!!!!!!!!!!!!!!"
by Rajjan Schmitzel May 02, 2011

*mother giving birth*
DAD: OMG, ITS GOT TWO HEADS
NURSE: ¬.¬ no. its being born chin first.
DAD: HOLY CRAP, HE HAS A BUM CHIN, he might aswell be gay! :'(
DAD: OMG, ITS GOT TWO HEADS
NURSE: ¬.¬ no. its being born chin first.
DAD: HOLY CRAP, HE HAS A BUM CHIN, he might aswell be gay! :'(
by WAG1-GET-TAH-NOEZ. August 05, 2008

by MagicalUnicorn555 July 15, 2009
