linesman

plural linesmen

1. ball gamesAn assistant referee.

   As the linesman raised his flag, Neville played on, crossing for Piovaccari to net.

   2015 November 13, “Western Sydney Wanderers romp to victory at hapless Melbourne City”, in (Please provide the book title or journal name)

   1 more example

   A linesman replaced injured referee Rebecca Welch after 50 minutes and with no other official present, qualified referee Pattison, 60, ran the line.

   2015 November 18, “Steven Pattison: Carlisle United director runs line in FA Youth Cup”, in BBC Sport

2. datedhobbiesA male line judge.
3. hobbiesAn official whose primary task is to watch the blue line and determine when there has been an offside.
4. American footballAn official whose primary task is to determine whether there has been a line of scrimmage violation.
5. A person employed to work on electrical lines; a lineman.
6. governmentA private in the line.