flatchested 

the name for a person with a very flat chest. usually very offending to most girls who have no boobs.

A: ew. look at that tiffany girls myspace picture.
B: i know. no one wannts to see her in a bathing suit.
A: and shes pressing her arms together ro make it look like she has boobs.
A: she is so flatchested.

flatchested by Alexa H August 24, 2006

flat chested 

A woman/girl with very small or no breasts. Usually seen as a curse but some people like the lack of boobs.

Jay: YO MAN that bitch be flat chested
Carol: Damn that's so fucking hot

flat chested by Kona-Chan March 31, 2016

flat-chested 

having little or no female breast development

She was known in high school as "some flat-chested girl."

flat-chested by Light Joker May 30, 2006

flat chested 

some one who is a part of the "ITTY BITTY TITTY COMITTIY"
in other words, very small breasts.
boobless.

god, that bitch is flat chested.

flat chested by Josh O August 18, 2004

morbidly flat chested

A girl that is so flat chested that she is often mistaken for a guy.

Hey bro, was that guy hitting on you? That wasn't a guy. That was Sara, she's morbidly flat chested.

morbidly flat chested by Big Pappa 4487 October 11, 2015

flat-chested 

a women without boobs

did you see that flat-chested girl?

flat-chested by tim March 13, 2003

flat-chested 

A girl with absolutely no boobs who often likes to pack her bra to make it seem different

this chick i know ASHLEY

flat-chested by Martin Lawrence March 19, 2004