Definitions by Lucifer's Chiropractor

trucker clock 

Generally, a trucker clock is what a male, long-haul truck driver calls his penis. The trucker clock dictates (sorry) what time of day it is.

"My trucker clock says it's time to stop and take a leak. so it must be break-time!"

trucker clock by Lucifer's Chiropractor May 21, 2006