A abbreviation of poop
Also meaning your rude or it can mean your nice as well
Guy: God Alyssa is such a bad po!
Girl: Oh I think she's a good po.
This is supposed to mean "Police" it's a british slang
The po' hate me 'cah there weren't no solvin'
Po is a character in poop game simulator.
Guy/Girl”I like po.”
Guy/Girl 2 “Me too.”