squirrel jumping on a trampoline

When you stretch your scrotum and bounce your penis up and down like a squirrel jumping on a trampoline.

Jerry, I don't want to see your squirrel jumping on a trampoline.

by nrcraddo October 12, 2017

Trampoline jelley bean

A nan who is soft and like being tossed around by men like a trampoline

Seth is such a trampoline jelley bean I heard he likes man bears

by Harry windmill June 22, 2018

bald headed mouse on a trampoline

stretching one's scrotum forward and shaking it up and down so that the tip of the penis bounces on it

hey stuart, did you ever see a bald headed mouse on a trampoline?

by madfunfrank September 30, 2013

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

Trampoline dodgeball

Getting balls the face for one hour by a man dressed as a wolf then going to the pub and looking up sex positions on urban dictionary.

I trampoline dodgeballed last night and I am now all hot and sweaty.

by CylonChris January 4, 2022

reverse trampoline

Sex move, Cowgirl based. The bottom thrusts repeatedly, bouncing the top up and down on them. Known as the reverse trampoline because the bottom (the trampoline) bounces the top.

"My girlfriend and I tried a reverse trampoline last night."

by LunarLander August 6, 2017

Trampoline roof

A car roof that has been bent downward from children bouncing on it.

I've had to lower the price of my car on craigslist since the kids gave it trampoline roof.

by pingvuiini August 25, 2013