the position of a passenger in the back seat of a vehicle, directly behind the person in shotgun position
"Right nut! I ain't sittin bitch or left nut. <Insert driver's name here> always pushes their seat back!"
by dopeLabber November 28, 2001
The often left out brother of left nut
I'd cut off my left nut to see that!(Totally forgotten)
by Kevin January 04, 2005