A fork of Rural Dictionary
A scale used to judge how gross something is. scale usually 1-10, but really gross things can exceed this.
A: "I swear I saw this body and it was soooo gross."
B: "Gag-factor 9?"
A:"11 at least man."
B: "WOW!"
Claiming the front seat in the car. see riding shotgun
me: i call shotgun
my sister: dammit!