Washington Dolphin Diving
The process of setting up croquet rings and running slightly crouched through them so that your penis can slip through them and lift them from the ground in rapid succession.
Bill: "Hey look at Tim over there! He's quite good at Washington Dolphin Diving!"
Robert: "Yeah look at him tear those fuckers straight outta the ground!"
Robert: "Yeah look at him tear those fuckers straight outta the ground!"