Back bending

A girl going into a sex position.
5th element iykyk

Daniel- 'i am the master of back bending.'
Issabella-'i can back bend for you.'

Sack the back

To penetrate an anus. Anal sex. Sack to have sex and back as in the behind.

Man that girl looks kinky, i bet she'd let me sack the backQ

bick back

Means to kick back or calm down

Bick back bro it ain’t that deep

Bick back bro I can handle it

REEF BACKS

Jacksepticeye’s FAVORITE creature in Subnautica

What the f*ck are those Reef Backs. Said Sean Terrified before he realized that those giant animals will be his best friends ever.

Back Issues

What happens when you try to give yourself a BJ.

"My back hurts..."

"Why?"
"Because I tried to suck myself and now I have back issues."

back burned

when someone tries to burn you but their burn ends up being weak or false and you burn them worse based on their crappy burn.

Friend 1: "Dude your sister is such an idiot is dating that loser."

Friend 2: "Um, she dumped him...he's dating your sister."

Friend 3: "Oh! Back Burned!

Slung back

To be tatted up

"That dude's slung back with some sick ass ink"