Top definition
A phrase used when someone is hitting or trying to get with another girl. Macin on girl.
Me: I walked by ben earlier today, and he was all over katie.

Mason: Oh yeah? What'd u say?

Me: I yelled out What's up boys? And he shot me a glare.
by The Big Nasty Deller April 30, 2012
Get the mug
Get a What's up boys? mug for your Aunt Jovana.