1 definition by L'michael
Uncontrollable tic experienced by the driver of car that causes the driver to perform innappropriate driving functions.
Signaling as you approach a curve in the road, turning windshield wipers on for a sunny day, blowing the horn for no reason whatsoever, stopping the car and shutting it off without putting it in park.
Girl: Why'd you blow the horn? There's not another vehicle within 5 miles!
Boy: I don't know!
Girl: You must have a bad case of vehicular Tourettes!
Girl: Why'd you blow the horn? There's not another vehicle within 5 miles!
Boy: I don't know!
Girl: You must have a bad case of vehicular Tourettes!
by L'michael September 7, 2011