PBO

Stands for: Penis Break Out.

Defined as when a dude has a boner

Wow, did you just see Rick? He had a PBO when you were talking to him!

by lowielawlperson January 16, 2011

PBO

President Barack Obama

PBO is the 44th President of the United States.

by d_st_r January 23, 2009

PBO

Pussy body odor. The lingering smell of pussy on your face after going down on a woman, deliberately left there as a lingering reminder of the encounter.

I was on the metro last night and the guy next to me reeked of PBO.

by Kev1057 February 5, 2021

PBO

Probly be ok

Pilot: "what about the hydraulics?"
Mechanic: "It's PBO"

by Kurt May 14, 2004

PBO

Prime Bagging Opportunity (or PBY, Y being years)

when a guy is say 32 years old he would be in his Prime Bagging Years or have a Prime Bagging Opportunity to bang women from the legal limit to say 50 years old. Any older and they chicks do not fit into the PBO / PBY model.

by areyoukiddingme August 21, 2009

PBO

PBO is “Pretty Bitches Only” a group of 5 to 6 girls friends that go out clubbing/partying .

girl: omg you see the group of PBO in the v.i.p section .. i would kill to be in their friend group

by bluhi March 6, 2020

PBO

"Please be okay."

Judy: Dude I just got hit by a car!
Michael: Omg! PBO!

by Fabulous Skater Boii March 18, 2017