Top definition
It is a group sexual position when a man is giving anal sex to another man,while he is giving anal sex to another man, while he is giving anal sex to a woman.
Hey! At the swingers club did you see what was going on in the group room with those guys and that girl?? Man it look like a 4 car pile up
by Dougtwin September 20, 2017
Get the mug
Get a 4 car pile up mug for your brother Callisto.

Available Domains :D

  • 4carpileup.men
  • 4carpileup.net
  • 4carpileup.ninja
  • 4carpileup.com