Alternative spelling of Idle hands are the devil's workshop.

One who is idle will likely come to do evil.

Someone who works for a charitable organisation devoted to helping others, especially one who works internationally or in conflict zones.

The condition of being a workaholic.

(computing) Any of a number of identical tasks in a thread pool pattern

A surname.

Alternative form of steelworker

A construction worker specializing in fabricating and erecting steel components / (dated) A person involved in the fabrication of steel itself

(euphemistic) Illegal immigrant, illegal alien.

Someone who works in an office.