A person who is sitting in the backseat of the car and is constantly telling the driver what to do.
Hey man you should get in the left lane since your going faster than these other people.
Thanks man, your a good backseat driver and thanks for the tip, I'll get right on that.
a sex position involving three people, usually two male and one female. one man enters the girl from behind; she is on her hands and knees. this man holds her hair and controls her head on the third person, who receives oral sex.
Let's just say we were drunk, we ran into her ex, and I was the backseat driver.
Sexual position:
One person gets down onto their hands and knees while a male comes behind to connect the reproductive organs, the man then climbs onto the back of the person on the floor, using their ears to steer.
"Hey John, how about we trysomething more interesting tonight?
How about a Backseat Driver?"