look up any word, like pussy:
 
1.
Similar to a clown car, except that instead of 15 or 20 clowns packed in a car for amusement. A Mexican car is packed with 15 or 20 Mexicans illegals trying to cross the border.
Last week a Border Patrol agent pulled over a suspicious vehicle that turned out to be a Mexican car.
http://www.youtube.com/watch?v=v5_RkYXlmXE
by bigscottlarock December 24, 2008