flat ass bookin

Moving as fast as you possibly can, usually used to describe a medical helicopter flying as fast as they possibly can in order to save a life.

*sound of helicopter overhead*
“Hey? What’s that sound?”
*listening*
“That’s the sound of Metro Life Flight flat ass bookin!”

by trparky February 16, 2021

Flat Ass Society

A select club frequented only by those with the finest of pancaked rear ends. An ass so flat that even a bicycle pump could not bring it back to life.

Her ass is so flat, she could be the major shareholder and chief executive of the Flat Ass Society

by LordChewie January 15, 2026

Flat Ass Society

A select club frequented only by those with the finest of pancaked rear ends. An ass so flat that even a bicycle pump could not bring it back to life.

Her ass is so flat, she could be the major shareholder and chief executive of the Flat Ass Society

by LordChewie January 15, 2026

oikawa’s flat ass

oikawa’s flat ass. it’s ridiculous.

person 1: omfg look at oikawa’s flat ass
person 2: what a loser

by shobiostars October 5, 2021

Flat asshole

Your buttcheeks are so spread apart that your ass hole flat

Brittian you have a flat asshole

by Magsw13 February 13, 2019

flatasstrophy

The condition which causes the breakdown of the gluteus maximus muscle caused by age, poor genetics, or skipping leg day at the gym.

It’s apparent he isn’t doing squats in the gym because he has major flatasstrophy.

by DefNotRight January 17, 2018

flatasstic

If a chick is otherwise fine but her ass is lacking, she's flatasstic. Usually used to reject an attempt to rate her as a dime.

Yeah, she's tight as hell but she's still flatasstic.

by Machete April 11, 2005