linesman
1. [ noun ] (sport,american football,soccer,tennis) official (in tennis or soccer or football) who assists the referee is some way (especially by watching for off-sides or out of bounds)
Related terms: official
2. [ noun ] (electricity,work) a person who installs or repairs electrical or telephone lines
Synonyms: lineman electrician
Related terms: skilled_worker gaffer
Similar spelling:   linksman
  linkman
  line_single