To make sexual advances on a girl, while being intoxicated/high. A sloppy version of mingle. I guess ladies can do this too.
White Boy One: Hey man, ima gonna go to that fat chick over there and meagle on her. Ima gonna fuck her in the *s* tonight.
White Boy Two: Dudsky she has herpes sores.
White Boy Three: Awww thats gnarly. Wait a minute, I can't see them, ahh gross.
All but one: Aww he's actually doing it.
White Boy Three to Two: I owe you five washingtons brodzilla.