The front right seat of a car. The seat behind the shotgun is cobain.

Comes from the Americans fascination with the Old West when the person sitting next to the coach driver carried a shotgun to fend off robbers or indians.

Shotgun is the best seat in a car because you have a dominant position and the best view without the responsibility of driving.

having a prodigious butt

a little more than badonkadonk but less extreme than having an SUV in the pants

Derisive or humorous comment said to couples engaged in heavy-duty PDA (e.g. swapping spit in the middle of a party) that means your wanton lust is making me uncomfortable (or jealous). The implication is you should get a motel room because you're practically doing it here.

states in the Southeast plus Texaswhere fundamentalist and evangelical Christianity is taken very seriously.

In football/soccer when you dribble the ball between the defender's legs

Sex with someone I love.
- Woody Allen

an effeminate man; what gay men were called back in the days when gay meant happy