A fork of Rural Dictionary
When two people both call shotgun for the front seat. The result being the two people fucking each other. The first one to cum doesn't get the seat.
Matt: I had such a good shotgun fuck last night with Megan!
Dylan: What the hell is a shotgun fuck dude?
Matt: A fight over the front seat which leads to sex whoever cums first loses.
Dylan: Now I understand
When she pulls down her pants and the pussy looks like grilled cheese
Bro she had a total cheese puss