old people... old to the point of annoying.
I didn't imagine that I'd have any problem getting to the game on time but I got stuck behind a couple of silverheads and missed most of the first quarter.
by muskiemace December 30, 2005
1 more definition
An old timer that is often driving a big but new Buick or Ford Crown Victoria at speeds lower than 15 mph on a 40 mph speed limit, while in front of a younger person that is late for work. From behind the old timers hair appears to be silver.
Sorry im late, I got caught behind a Silverhead on the 110.
by Mike Grizzlee May 08, 2007