friend: So how was your rendezvous with him last night?
woman to friend: Excellent! We totally did the Reverse Gooseneck last night!
friend: is that fun?
Woman: Hell yeah! I felt it go up the whole time!
A girl who electively pushes out her breasts while also swinging her ass and pushing it out in an attempt to look attractive to others. The effect is that of a goose's back.