cactus in a backpack

When you wrap barbed wire around your penis and insert it into a vagina or anal cavity.

Bob: Did she like that cactus in a backpack yesterday?
Steve: Oh yeah, she said it was the best cactus in a backpack she's ever gotten.

by Cactus D'Cactus December 11, 2014

Furry backpack

An unkempt female arsehole

It was her time of the month so I stuffed it in her furry backpack instead.

by Tomron Coolman September 18, 2018

backpack

a pack that goes on your back, dumbass

a backpack is a pack that goes on your back.

by TOW DOWN!!!!!!!!!!!!! October 30, 2023

The next backpack

someone that is about to get they booty beat

He threatened you?? I guess he’s going to be the next backpack

by im never getting married January 16, 2020

Backpack boy

A guy who uses you for a place to live comes with only a backpack and an Xbox

Yeah girl , I thought he loved me turns out he was just a backpack boy.

by Fryingpanfryingpan March 16, 2025

extreme backpacking

When you put random inanimate objects in your partners butt for fun, with no lube.

Dorothy and I are going to try out some extreme backpacking this weekend. Would you like to be apart of the insertion?

by Matt42490 May 4, 2018

Backpack

The motorcycle equivalent of a passenger princess

I bought a new helmet for my backpack, now we match.

by Muxi June 1, 2023