flat

a thing when girls have a ass flat as a brick wall

man 1: man that girl is flat

man 2: yea she is

by analsex=charlie in the chocola March 17, 2020

Flat face

A person with a face so flat you wonder if they have their face on their desk all day

"Did you see that fella with the flat face over there?" "Yeah man he looks messed up"

by Sudbes June 30, 2023

flat peak

A condom which you often use when having sexual intercourse

' have you got a flat peak '
' no have you '

by Kaytiie March 9, 2008

flat as a line

The flattest line you’ll ever meet. Really socially awkward but also not at all it’s really weird. Super nice and will stuck with you for 10 years. What she doesn’t have in butt, she makes up for in personality

“Have you seen flat as a line today?”
“Yeah she’s so flat”
“But her face makes up for it”

by Hamitha December 6, 2020

B flat

The person who takes it up the ass in gay sex

Used by music lovers

Hey you a b flat

by Bottomle March 2, 2021

Flat Girther

A overweight person who eats to excess as if thin with a high metabolism, despite the obvious evidence to their rotund appearance

It was clear that Nancy was a flat girther as she ran out the all-you-can eat buffet and was excited for beach season.

by Shewasawhoowah September 27, 2025

Flat pack kid

Commonly used towards Swedish boys as an attempt of dis-hearten them or bully.

Oh my god Liam u flat pack kid

by Eva_smith_ November 8, 2018