A nickname/code word used as an alternative when a girl or woman is on her menstrual cycle or her period.
jane: "hey betty, you wanna come over after school today?"
betty: "nah, i'm having a visit from auntie flo and i don't feel too well about it."
betty: "nah, i'm having a visit from auntie flo and i don't feel too well about it."
by H.J.S. July 28, 2006

by mooseknuckles October 25, 2002

When you perform anal pleasures upon your partner so excessively, they start spraying semen from their mouth like a fountain.
Ahhh man I was pounding my girls ass last night boys, you would not believe what happened. She started spraying cum from her mouth like a fountain.
Ohhh brotha you gave her the good ol’ Dirty Flo
Ohhh brotha you gave her the good ol’ Dirty Flo
by dr.dylfilp April 21, 2020

by SAgent October 1, 2005

by Andrew Wadsworth April 9, 2005

by NameDropper April 12, 2009

When the police are all over the place. Usually when something just went down or something is about to go down.
(Police flowing the streets)
(Police flowing the streets)
Yo bro be careful up at that party, theres mad Po Flo on the streets.
Justin, the Po Flo surrounded the party!
Justin, the Po Flo surrounded the party!
by BootyMuncher09 April 9, 2009
