When a man hides behind a bush at night and waits for a person to walk by and then jumps out and crab dangles the person by knocking the victim on to the ground and repeatedly teabagging his/her face whilst making the motion of crab claws opening and closing with his hands.
Gina: I had a great night last night.
Kirsten: Oh? What'd you do?
Gina: I walked through a really long secluded path and got Chi-town Crab Dangled by 6 different dudes!
Kirsten: You're such a skeever