What is "timeclock"

Usage examples of "timeclock".

He could put the right sort of valve on your bicycle pump when it wouldn't mate to a tire bigger than the kind that went on a bike and he'd know what was making that funny buzzing noise in your oven just by looking at it, but when he had to deal with a company timeclock, he'd somehow always end up punching in late and punching out early and get fired for it before very long.