Back in Battery

Originally an artillery term for a gun which has completed its recoil/postfiring cycle and is ready to fire again. Common usage now is 'ready to go,' or recovered. Also seen as 'Back to Battery.'

"I set my hair on fire last night, but five hours' rack time and I'm back in battery."

by blade-the-dog February 5, 2024

back tf up

when someone tries to get in your face, it's crazy

Kendall, back tf up

by alphasigmaskibiditoilet August 2, 2024

Back 9

To have anal intercourse with a woman. How to ask a escort if she does anal.

Do you want to do back 9 tonight baby?
Do you do back 9?

by JB420inthehouse October 28, 2020

ass her back

smack their ass back when they leave

"Mila left the server" " Oh you can ass her back"

by gjwoyxgeyi June 24, 2022

back door sanchez

Basically a dirty sanchez but only can happen in the City of Thornton, Colorado.

“Oh damn, did you hear that guy that got back door sanchezed after he ran from the laundry mat?”

by DustyCopper October 28, 2021

back-stalking

following the car behind you by watching their directional to see what way they will turn. makes people think they are following you. definitely entertaining when you're bored and driving around.

i was back-stalking that car until they figured it out and pulled over.

by emac March 21, 2007

Lip-back

A facial expression characterized by pulling the corners of the mouth back while slightly raising the cheeks, conveying feelings of discomfort, surprise, or sympathy akin to saying "oof" or "sheesh" silently. Often used in response to cringe-worthy situations or unexpected news.

"When James heard about the awkward thing he did at the party, he couldn't help but give a lip-back, silently feeling the cringe of the moment."

by KE<3ET September 7, 2025