Backstep

To go back on one's word or actions. To break a promise or change one's mind, usually with little or no prior notice. To renege.

I called to confirm with Cheryl if we were still on for our lunch date, but she decided to backstep on me after I made the reservations.

by Who 'Dis? Who 'Dat? May 13, 2018

Backyard Coal Mining

An act when a person digs into another person's rectum and picks out clumps of fecal matter.

Trent went backyard coal mining with Jimmy an hour ago, I haven't seen them since.

by The Gay Mankini November 21, 2018

Backwards Longjump

A glitch popularly used in speedruns of super mario 64 by long jumping backwards and spaming the A button gaining negitive speed bypassing the speed barrier since it doesnt register negitive speed thus allowing clipping and cool TASes

Bowser: This staircase is infin-
Mario:YAHOO YAHOO YAYAYAYYAYAYAYAYAYAYYAYAYAYAYAYAYA *Backwards Longjumps to the top of the "infinite" staircase*
Bower:Shit

by Scottscrab May 8, 2019

Backseat Nigga

A backseat nigga is dumb ass nigga that rides in the backseat because you can’t fuckin stand him in the front seat.

Yo get in the back bruh
Why
Cuz u is a backseat nigga

by Papichulo.no April 9, 2019

Backwash Cum

When you suck a guys dick, and you hold the cum in your mouth and then exchange it back to him through a kiss.

Damn that backwash cum tasted so good after last night.

by 0dharpsand0flats November 27, 2019

Backflip guy

The term of acknowledgement given to Ethan Nestor (crankgameplays) due to the backflip he did at the 'markiplier and friends' panel to show his affection to Mark Fischbach

Oh look! It's the backflip guy hanging out with markiplier!

by Simpinson69 December 9, 2020

Bacci hanging out the tin

When you can see pubic hair flourishing from the seems of ones under garments/pants/knickers/boxers.

Guy: Fuckin hell love, look at that bacci hanging out the tin.

Girl: I know darling, I need a shave.

by Rallisman December 16, 2020