Flat-Caking

A non-sexual act involving skin-to-skin contact of two or more taint areas. Contact must produce a smacking sound.

I enjoy long walks on the beach, day trading and flat-caking with my boys.

by Vladimir Trickington December 21, 2017

Flat Paddywack

A collection of words you use when your friends ask you to give them something to rap about. Guaranteed to stump them under almost any circumstance.

Friend- Hey bro, Give me something to rap about
You- Flatt Paddywack
Friend- The fuck is a Flat Paddywack?
You- Nice rap bruh

by Grandma_Muskrat September 14, 2016

Flat White to go

After having a coffee enema, anal sex is conducted until ejaculation, leading to a milk coffee coloured liquid spurting out of the anus of the receiver.

I was doing a coffee cleanse and one thing led to another and all of a sudden I had a Flat White to go all over the bed sheets.

by Atari410 February 24, 2025

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 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

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-hunting

Looking for a place to live, especially a flat

"And I have to admit that I started flat-hunting with some trepidation"

by Aleksei190 January 11, 2017