poe a foe

common in hip hop music, to poe a foe is to pour a four ounce of {lean}, a popular drug.

Soundcloud rapper:yeah bitch I'm just bouta poe a foe so I'm bouta be leanin'

narc

someone who tells authorities about rule-breaking activities, a snitch

Tom: Jennifer is such a narc
Jack: yeah, she snitched on me for cheating on that test