When you fuck a girl from behind who is taller than you so you have to sort of climb on her back like a backpack to fuck her. It's similar to doggy style
Yo, I totally hooked up with that volleyball chick, but she was taller than me so I had to fuck her backpack style
by coolman222 December 9, 2020
When your sexual partner is giving you a piggy back ride and you are giving it to him/her in the butt.
by Purplesmurf123 October 17, 2008
by yessireeeeee October 21, 2013
by morkleef August 23, 2021
by samanthathemannequin September 17, 2021
A portable bag worn on your back. You can store multiple things inside of it. There is no sexual definition. What were you expecting?
by pro urban September 22, 2022
Verb: to put a backpack on a very drunk person before they go to bed, so as to keep them on their side in the recovery position and stop them from rolling onto their back so they don't choke on their vomit in their sleep
We're going to have to backpack Ally tonight and make sure to put something heavy in it because she just finished a fifth of vodka
by sassyras July 20, 2015