Flat skin

When you have no penis just flat skin and two raisin bollocks.

Joshua Booth has flat skin.

by Jon Belvoir April 18, 2018

Flat squared

When a girl has a "flat" chest and butt.

Also written as flat^2

"Bro is that a dude?"
"Nah she's just flat squared"

by Clean up Kenny June 4, 2016

Flat Brimmer

Someone that's into "extreme" sports such as down hill mtn. biking, BMX, motocross or anything that you can get "rad" with. A flat brimmer will wear a ball cap with a flat brim with Oakley sunglasses and can usually be seen drinking a Monster Energy drink. A flat brimmer will think he or she is better than the rest and loves to pose for photographs.

Did you see that flat brimmer with the Fox jersey acting like a douche to those other riders?

by Surlybob March 16, 2015

Flat Earther

Someone who is dumb as fuck.

Guy 1: I’m a flat earther
Guy 2: bro you dumb as fuck

by dabigmothafucka July 14, 2023

flat dope

Use in place of "the shit". Invented May 22,2007 Cambridge, USA

Michael: Holy shit look at those Aero effect on Windows Vista! Oh my god if she was a chick I swear.
Andrew: Dude that's flat dope man.

"Dude that ride is flat dope"

by QDub935 June 10, 2007

Fix a Flat

term used to describe a fake butt. i.e. chick used to have a FLAT ass but then went to get work done to FIX it.
Commonly used is the phrase "Fix-A-Flat, bathroom caulk & cement OR cornbread, grits & blessed?" Which is said to another male admiring the same donkey booty asking him if he thinks the ass is fake or real.

Tyrone: Yo check out that phat ass over there..."Fix A Flat, bathroom caulk & cement OR cornbread, grits & blessed?"
Shawn: look at that shit, shit it definitely fake

by bigman2011 April 19, 2012

Flat-Earthing

When someone makes an arguement about something very stupid but no matter how hard someone proves them wrong, they make even dumber counter arguements over and over until the person gives up trying to prove them wrong. However, they know they're wrong and they're just fucking with him/her. Originated by flat earth believers

Guy 1-Dont smoke weed it's bad for you.
Dumb Boi-bruh weed cures cancer.
Guy 1- But studies show weed causes cancer.
Dumb Boi- But weed is a natural herb. How can nature be bad?
Guy 1-So is tobacco and that cau...
Guy 2 cutting of Guy 1-Hes in med school my guy hes just Flat-Earthing you.

by BigWumboy March 26, 2019