When you have a girl on her back with her legs over head, with her asshole gaped. You dip your ball sack into her welcoming hole.
by Willymac December 5, 2024

When you EAT SHIT everyday you get this MONOPOLISTIC thing happening where SLAM DUNK EXPANSION is the only way SHIT WILL LETVYOUR STOMACH GO
TO.
TO.
by .MANDATORY SHITEATER August 12, 2022

by FancyTurtle February 16, 2023

by Zedopotomus March 12, 2016

Steve: I gave my gf a Slam Dunk In The Trunk last night!
Bruce: Wow you fit the whole ball in there?
Steve: Yeah I made it work.
Bruce: Wow you fit the whole ball in there?
Steve: Yeah I made it work.
by Ya boi Sero June 21, 2022

Person 1 : jeez, what happened last night dude??
Person 2 : you probably don’t remember, you were slam dunk drunk
Person 2 : you probably don’t remember, you were slam dunk drunk
by Hellooooo :) :) July 30, 2021

While rushing to the shiter, you blow chunks while simultaneously slamming your ass onto the toilet seat.
by Aidenater August 12, 2018
