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1. Car Mitzvah
1. When the car becomes 13, just before/when major things start to go wrong with it, it's the best time to get rid of it, and do a Mitzvah to your pocket.

2. donate a piece of junk car to a Jewish charity organization
I did a Car Mitzvah, donated the piece of junk to jewish charity
2. car mitzvah
when one non-jew is in the car alone with three jews. By doing this he undergoes a car mitzvah and is officially jewish
Phil has car mitzvahs every time he rolls with those fly jewish mothafuckas Chester, Kern, and Roo Baggins
3. Car Mitzvah
That special time in a car's life, at the age of thirteen, when it becomes a man.
"You can't sell your twelve-year-old Audi... it hasn't had it's Car Mitzvah yet!"
4. Car Mitzvah
The act of donating an old junker car to your local Jewish charity.
I did a Car Mitzvah for the Jewish Family & Children's Service of Southern Arizona.
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