turn of duty

English

Noun

turn of duty (plural turns of duty)

  1. A period of work in one's occupation, usually scheduled and lasting several hours.
    • 1959 April, L. H. Leedham, “A Veteran of the M.S.L.R”, in Railway Magazine, page 279:
      Mr. Lancashire's last turn of duty was on June 18, 1935. He thus completed 35 years as a top-link express driver (probably an unequalled record) during which he covered some 1½ million miles.