Sexual position in which the girl does a pseudo handstand with one knee on the ground and the other extended into the air. The man, in "crab walk" position moves forward with his penis erect and inserts it into the woman. It is supposed to feel great!
Woah we robby pinned last night and it was the best we both came so fast!
When a male party-goer waits until females at the party are drunk to make his move, especially when the other males are too intoxicated to realize what is happening
Friend 1:"Yo I heard you were pullin' a robby Last night"
Friend 2:"Yea, and the drunk bitties made me make out with Frank"