When you see a extremely attractive person, but you want to be discrete about it. You basiclly want to fuck them in the back seat.
Sam: Man, check out Sara! I wanna take a nibble out of her!
Chris: In the back seat, fosho.
by S-G-DAWG December 13, 2008
to "take a back seat" is to assume a non-participatory role on an issue or situation.
"I'm sick of taking a back seat about things that go on around here. I'm gonna say a few things at tomorrow's meeting!"
by Bungalow Bill July 29, 2005
In alpine skiing, being in a position where one's center-of-mass is shifted toward the tails of the skis instead of toward the tips. Results in reduced control, adaptability to changing terrain, and ability to make a full turn.
I hit that rut hard and got thrown into the back seat.
by bjtuna December 21, 2006
A term used to reference a person's butt, particularly a woman's butt.
I'd love to be the thong in that back seat.
by mangus May 24, 2004
Sitting in the center of the back seat of a public transport bus so that nobody else will be tempted to sit on either side of you.
Some kid in the back of the bus is back seating, lets just sit in the front.
by znieto December 24, 2006
a phrase referring to a female's big and phat ass, also known as Junk in the Trunk.
damn girl, you've got a bunch o' shit in yo back seat

have you seen my new baby mamma? she got some shit in the back seat!
by The real D Sinjin III July 16, 2010
To take part in sexual activities in the backseat of a car that is being driven by someone without them knowing of the activities occurring in the backseat.
I hate it when my friend and his girlfriend are kickin' it in the back seat. I wasn't expecting to see that in the rear view mirror.
by jdawg29 August 4, 2011