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.
Tick, tsch, tick, tsch, woomp, tick, woomp tick...
Hey check out this crazyblinker sync!
When you are stopped waiting for a turn, most often a red light, and your blinker synchronizes with the person's in front of you blinking at the same exact time and rhythm.
GUY ONE: "I was just waiting at that red light waiting to go left and my blinker was blinking at the same exact time as the guy in front of me!"
GUY TWO: "Nice blinker synchronization!"
Fogey/fogy /fougi/ sl. (early 18C+, orig. Scot) old-fashioned, stuck-in-the mud.
Person with old fashioned ideas which he is unwilling to change: Come to the disco and stop being such an old fogey!
You think me an old fogeyand an old tory, his thoughtful voice said. I saw three generations since O’Connel’s time. I remember the famine. Do you know that the orange lodges agitated for repeal of the union twenty years before O’Connel did or before the prelates of your communion denounced him as a demagogue? You fenians forget some things. (James Joyce, Ulysses. Penguin Books,1992. p. 38)