Posse up 

Posse up -When a large number of people group together; get together to do a common thing; especially for retaliation.

Dey shot at my boy last night. We gotta posse up and git dem!

Posse- group of similar thinking people; from da same hood, school; apartment complex, family or job. Posse up- when uh gang, friends, or groups of people get together to do something as uh whole. For example; fight; especially, when it's in payback for something; Also rob, party, or steal as a group.

Posse up by Longfellarette November 29, 2012

posse up 

old school slang for let's get out of here!

I think we need to leave. (say it so everyone can hear) posse up!

posse up by shiesty February 9, 2003

Poss up 

To get really drunk or giddy and back flip into bins or other objects.

"Danielle had a right poss up lastnight, went fully hype"

Poss up by saussoj December 30, 2018

pointer, middle, and thumb up pose

loyal to one guy

“why do hold up your pointer, middle, and thumb up pose?”
“i’m loyal to one guy”

pointer, middle, and thumb up pose by livkayuvs February 1, 2023

Upside down Y pose 

A pose men with scrotums do when it is a mild to hot day and it's sweaty in the nether regions, so that, therefore, before and after, they're ballsacks do not stick to their legs

"blimey mate, hot as fuck eh?"
"aye mate, doing the upside down Y pose, my balls sticky"
"mate, shave"

Upside down Y pose by Theyes69 December 16, 2021