*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

When you squeeze together either sides of your chin and it creases.
This resembles a bum crack and it called a bum chin
This resembles a bum crack and it called a bum chin
by Gemmer September 02, 2006

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
