whore around
to sleep with people who are not your significant other on a regular basis
Sully likes to whore around. His girlfriend has no idea about the women on all his "business" trips.
Whoring around
When you quickly jump from relationship to relationship quickly, or go from girl/guy to insert same pronoun from the last choice.
"Becky was whoring around going from Asian guy to Asian guy faster than I can say: swiggity swooty coming for that booty."
whoring around
The act of sleeping with one brother and then being in a relationship with the other brother.
Girl: I slept with your brother all last year.
Guy: Way to be whoring around!
Girl: I have a problem!
Guy: Way to be whoring around!
Girl: I have a problem!