similar to a backseat driver (where someone tries to tell the driver how to drive from the backseat) but instead of the backseat, they criticize your driving from the passenger side seat. a.k.a. shotgun
passenger: turn to the left a little, you're on the white line.
driver: dude, stop being a shotgun driver.
When you have liquid poop and you sit on the toilet let out a crap that sounds and feels like a shotgun blast. You turn and look in the toilet and it looks like someone poured coffee grounds around the toilet bowl.
When any members of a particular driver's family, friends, or school mates (including girlfriends and boyfriends) take a moist poop in the passenger seat of said driver's car.
Heather made shotgun-soup in Dave's car, causing them to break up when even bleach would not remove the smell.
A hairstyle that's common among obese females. The front and top of the hairstyle is somewhat normal, while the hair on the back of the head is, for some reason, overly spiked out.
when u have to take a dump so massvly large u force it through but you force to hard and it comes ramming out like a bull, it cuts your ass up and it hurts like hell, it is also a mess to clean up
my butt hurts so much because of that shotgun shit i took last night
A house in the South with only one room, small and simple enough that you could shoot a shotgun in one door and out the other. (Improvement on previous definition)
After Katrina, people who had real homes are building shotgun houses because the insurance companies are screwing them over.