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2 definitions by Billthrill

 
1.
short for a car's GPS navigation system
My friend's Lexus came complete with a nav system.
by Billthrill August 22, 2006
3 0
 
2.
a GPS navigation system in a car
Oh, sick! You guys got navi in this thing!?
by Billthrill August 22, 2006
9 13