Quite simply, PO-lice.
CAUTION may be seen as derogatory.
Mom: OMFG some one just broke into our house!!
Kid: Quick! ring the po po!
Specifically, the Portland, Oregon police. Now, has expanded to include police from all areas.
I had to leave the scene before Po Po arrived.
a term by black people refering to the police
Watch out dog, here comes the po-po
A word describing government officials whose intention it is to arrest you for possession of marijuana.
Eric: Wanna pack a bowl?
Josh: Nah man, this park is full of Po-Pos.
Po-Po: (aggressively) Wheres the weed at?! HUH?! IS IT SOME GOOD SHIT BOYS?! (searches pockets)
cops, pigs, po 9s, the fuzz, beaver 5-0, police, oikers
oh shit yo, it's po po fo serio!!
book it!! ids da po 9