by Condoment February 23, 2017
by Blurry2248 January 1, 2021
I swear to god she's gonna get unced in the fanny
by lil gey May 21, 2018
by lil gey May 22, 2018
A fanny slap is a slap that sounds like when you slap a fanny, it usually associates with a ruler and slapping it on the table anything that makes that tingling sound is known as a fanny slap. Could even be a spatular.
Person 1 & 2 are in the maths room
*Person 1 slaps his ruler across the table*
Person 2: Did you hear that?
Person 1: Yer it sounded like a fanny slap!
*Person 1 slaps his ruler across the table*
Person 2: Did you hear that?
Person 1: Yer it sounded like a fanny slap!
by LouiiHoare July 4, 2011
Granny Fanny is an insult meaning you are old and disgusting like Granny Fanny. Only say it to your WORST ENEMY.
by Tanner Danvers December 16, 2021