Flat gap

The space between a flat chested females breast. Noticeable in swimwear or deep V cut shirts

Carrie had major flat gap in that dress, she looked like a 12 year old boy

by Smolien October 1, 2016

Flat ass

Something I kinda want because it's weird with guys starting at my butt

Don't hit on her she's got a flat ass 💀

by Qw33n_ofn0thing March 13, 2022

flat-screener

Slang term for a modern, flat-screen LCD television set.

I just ordered an awesome fifty-inch flat-screener from Amazon.

by Warren Daniels December 16, 2013

Flat-earther

Flat-earthers are people who believe the earth isn't a geoid and believe it's flat because of some bs they watch on youtube

Flat-earther: Can't you see that If I kick a ball water doesn't stay on it
Average person: That ball doesn't have a gravitational force bruh.

by SkS_defines July 22, 2023

ya nan flat

An insult used to hurt the feelings of the grandchild of the person you just boned till theyre flat

Ya nan flat ya wee prick

by Ctrlz.onion June 11, 2018

Flat Liner

An attempted one liner that is not funny at all.

*Kid sees another kid hanging from monkey bars*

"Hey, how's it hanging?"

*crickets*

"That's the definition of a flat liner."

by ADR767 September 9, 2013

Flat

Sayu is flat

Sayu is flat

by Gaydad01293 April 6, 2019