Noun:
A carrying book bag of any sort or size, preferably something large enough to carry a fire arm in.
A carrying book bag of any sort or size, preferably something large enough to carry a fire arm in.
"Eugene was reaching into his backpack when in the classroom and all was silent..."
"The police investigated a eugene backpack, only to find zipties, a fedora, and a loaded nine milimeter handgun."
"The police investigated a eugene backpack, only to find zipties, a fedora, and a loaded nine milimeter handgun."
by innocentEugenewithbackpack May 27, 2016

A sexual position in which one partner is standing, and the other partner is piggy backing upside down on the first. The upside down partner places their head between the legs of the standing partner and performs oral sex on them.
by JayTeeF May 11, 2009

When someone is drinking beer/alcohol/etc, and someone else jumps on their back like a backpack and forces them to chug the beer. Usually done with two people at a time. Whoever gets the beer down first is the winner. The beer guzzler usually goes insane.
by MMjr May 26, 2008

a lesbian that carries a backpack with them everywhere. the backpack is most often than not not containing a strap on to use for lesbian sex.
person 1: hey did you see eunseo earlier?
person 2: yeah that backpack warrior doesn’t go anywhere without that bag.
person 2: yeah that backpack warrior doesn’t go anywhere without that bag.
by nananamimis October 3, 2021

Bob: DUDE, the lifeguard looks like he's got no nuts!
Dave: No, he's just got a backpack.
Martin:FUCK I'VE JUST SAT ON MY TESTICLES AND NOW I HAVE A BACKPACK!
Dave: No, he's just got a backpack.
Martin:FUCK I'VE JUST SAT ON MY TESTICLES AND NOW I HAVE A BACKPACK!
by outoftheblue22 April 14, 2014

by King of Backpacks December 2, 2019

A Cleveland Steamer but on the back
Camryn was shocked when Russ gave her a Tijuana Backpack instead of the back massage he had originally offered.
by Bachelor Party Wisdom April 7, 2009
