Rusty trampoline

The act of lying about sitting your pants

No i did not crap myself. It was a rusty trampoline.

by Psychic ramone November 14, 2020

hand trampoline

slang term for a butt that i (kaylor) just invented

hamnd trampoline
:hand trampoline

by ham trampiline February 1, 2021

The Bad Kind of Trampolining

This unused and long term is used for when a NSFW video / gif or a normal video / gif is cropped to where someone "trampolining" looks like the person or thing is getting railed by something or someone.

Ben: Look at this anime character trampoline .
Jerome: Hm, that looks wrong.
Avery: Oh what the fuck, that's The Bad Kind of Trampolining.

by DumbassOofGuy April 7, 2021

Not A Trampoline

If youre looking it up you know what it is

do you want to listen to not a trampoline

by IHeartLemonDemon September 10, 2022

Welch’s Trampoline

While having a Threesome place one member lying on there back on the verge of diarrhea and place another mouth wide open infront of others butthole the third member will then jump on the stomach of the member laying down prompting them to shit uncontrollable in the others mouth completing a welch’s trampoline

Bro this girl from the bar last night was a freak we went back to her place and we did a welch’s trampoline with her roomate

by Dr.jbalvin May 5, 2024

Welch’s trampoline

While In a Threesome have one member lying down on there back on the verge of diarrhea (should be watery and dark like welch’s cranberry juice) Place another member mouth open at the ass of the member laying down the final member should then be standing over the member lying down and when all parties are ready you will jump up and down on the stomach of the person laying down forcing them to shit uncontrollably into the other person mouth then completing the welch’s trampoline

These sisters i got with last night were mad freaky, we did a welch’s trampoline in the dorm room, almost broke the bed bro

by Dr.jbalvin May 5, 2024