The sexual event entailing two men placing their testicles in another person's mouth and slapping the shaft of their penis's off the face of the reciever.
Chad and Mikey made my face hurt with their Quad Ball Slap Fest Extravaganza!
by QUAD BALLER August 23, 2010
Get the Quad Ball Slap Fest Extravaganza mug.
When it hits the 16th of November, don't forget about "National Slap Your Sibling Day".

Stepsiblings included.
Have a slapping time on the 16th! A day to mark in your calendar.
"Ow, why did you hit me?"
"It's National Slap Your Sibling Day!"
by UrbanWriter123 November 16, 2021
Get the National slap your sibling day mug.

Slap Olie b day

It is the day on January the 28th where you slap someone who there first name is olie and second name starts with a b
Person 1: hey its slap olie b day 'slaps olie b'
by Yourmumlikesbiden January 28, 2022
Get the Slap Olie b day mug.

Slap ass year 2020!

Next year (2020) are you allowed to slap everyone on the ass whenever you want to, thru the whole year!
Kåre: Baloo it is year 2020... you know what that means..
Baloo: no?
Kåre: *Slaps Baloo ass* Happy slap ass year 2020!!!
by Fjellet69 October 29, 2019
Get the Slap ass year 2020! mug.

TALK SHIT GET SLAPPED

a unwanted vocalization resulting in repercussive slappage.
Think you are not going to have to work this weekend? Talk Shit Get Slapped!
by Junior Jelly Giant September 27, 2017
Get the TALK SHIT GET SLAPPED mug.

National Slap a Dyke Day

On June 1st and June 31st go give your lesbian friend a slap as a welcome and closure for coming out the closet.
Hey! It’s National Slap a Dyke Day! Let’s go slap our dyke friends on the first day of Pride Month!
by ClapSlap December 15, 2019
Get the National Slap a Dyke Day mug.