When your vehicle's turn signal indicator syncs with the beat of the music that's playing from your car's stereo, either by matching or alternating with the beat of the music. See Wiper Beat.
by Excalq December 10, 2009
When the tic-tic of your blinkers' stays perfectly in syncs with the backlights of the car in front of you. Rarely seen.
by qwertyfelix September 6, 2009