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3.
A woman who gives up booty because a guy has a sweet ride.

or A guy who just gets booty because of his car.
That dude is all about the carbooty
by Joel Pimp May 31, 2005
 
1.
Any person who tends to become closely aquainted with another person simply becuase they have a nice car. A car booty usually comes in the form a woman whose a "gold digger." A dude can be a car booty too, especially if he ain't got no whip.
Man, that bitch is a car booty! She just wanna ride in my whip!
by $*JHill*$ October 15, 2005
 
2.
The female counter-part to scrub, this person is deprived of any motorized transportation, and actively seeks associations with people who are motorized vehicle owners for the purpose of free transportation.
I thought this female was cool to hang with, but she turned out to be nuthin' but a car-booty.
by Turbobro August 16, 2005