backsies day

on september 18th anything someone does to you u have to do back for e.g. if someone steals some of your food you steal some of theirs.

friend: steals one of your chocolate bars
friend 2: hey its backsies day steal one of his
you: omg yes its september 18th

by stair lift September 18, 2021

Backie

Young kids mobbing on the park do these

“They do like triple backies.” -Person 1
“Do they do triple fronties?” Person 2
“No that’s not a word” - Person 1

by Wordman22 March 13, 2022

Backfire

Slang: When a well-laid plan blows up in your own face

Joe Biden and the Democrats hiring 87,000 IRS Tax Law Enforcement Agents is going to backfire, once the 3949-A Information Referral Forms for Warren Buffett and Larry Fink are investigated for Public and Political Corruption.

by FieroGT80 May 2, 2023

Backfire

When extra gas accumulates in your tail pipe and the heat ignites it causing a small explosion resulting in snaps, crackles, pops, and sometimes flames.

"Dude it's backfiring!
"mY sUpRa BaCkFiReS sO iT mAkEs 800 hOrSePoWeR."

by Gapplebees June 13, 2023

Backfisch

A German word used to describe a teenager with a horrible case of acne

He is such a Backfisch
(German translation: Er ist so ein Backfisch)

by LoveSayu October 25, 2023

BackFist

A Jamaican word that refers to the act of Masturbation

"Fada yuh cah stop BAckFIst?"

by Clockers February 14, 2024

Backfire

Similar to calling shotgun, but for the backseat instead of the front

"Shotgun!"
"Backfire!"

by @Hiphophead March 20, 2024