On the other hand, a union worker implicitly trusted the rank and file.

Before entering into politics he was a student leader and trade union worker.

Union wages are often pegged to an increase in the minimum wage, but how many union workers get minimum wages?

Thousands of holes that previously had been drilled laboriously by union workers are now punched out with matchless precision by a robot.

His remarks, to a friendly audience of firefighters, union workers and activists, mixed moments of fluency with awkward pauses where he corrected himself.