A backpack mounted rocket launcher originally used by Reinforcements of the Cheat Commandos. Handy for taking out those pesky enemy radar dishes.
"Justice Rocket Backpack Rocket Rocket Fire!!", Reinforcements said while taking out the enemy radar dish.
by Otaku Guardian February 8, 2005
mugGet the Justice Rocket Backpack Rocket Rocketmug.

i go dumb in my backpack

yay area slang. it means you go dumb while wearing your character backpack. character backpacks are popular among baydestrians. it goes with the uniform: stunna shades, blue jeans, white tee, nike/vans, character backpack. characters on backpacks usually have spongebob or superheroes or care bears(for girls) on it.
i go dumb in my backpack, dumb in my backpack. dumb in my, dumb in my, dumb in my backpack.

-song by headbustaz feat. mistah fab
by yay area baby January 24, 2007
mugGet the i go dumb in my backpackmug.
code for "i need to take a crap". it's the new #2, essentially.

based off in a popular sitcom when a boy was trying to lie to his friends saying he was looking for backpack while he was really taking a poo
Guy 1: "Dude, you look uncomfortable."
Guy 2: "Yeah, we need to go home real quick."
Girls: "Why?"
Guy 2: "I need to find my backpack."
Guy 1: "Ohh... yeah, let's go."
Girls: "Now?"
by WallyDetroit March 30, 2009
mugGet the i need to find my backpackmug.
a "national holiday" were kids all around the world don't bring their backpacks to school on January 13 and September 15.
Jake: Hey where's your backpack?

Anthony: Bro did you forget? Today is national don't bring your backpack to school day!
by novarae January 13, 2022
mugGet the national don't bring your backpack to school daymug.
“Fine Huzz Backpack Pocket” is slang for sticking your penis in a girl’s butthole, preparing for anal sex
Bro 1: “Dude, how was the experience?”
Bro 2: “Amazing, bro. On god I slipped it in her Fine Huzz Backpack Pocket”
by anonymous May 30, 2025
mugGet the Fine Huzz Backpack Pocketmug.

Backpacked

She backpacked me last night because everyone needs to be held sometimes
by Juliaboolia November 9, 2019
mugGet the Backpackedmug.

Koala Backpack

An act of a naked smaller male, hitching a ride on a naked larger woman like a backpack. The image looks similar to that of a koala cub on the back of its mother.
Dan was a Koala Backpack to the kitchen to get some snacks post coitus.
by Kile Hanzens January 11, 2023
mugGet the Koala Backpackmug.

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