Line"man (?), n.; pl. Linemen ().
1.
One who carried the line in surveying, etc.
2.
A man employed to examine the rails of a railroad to see if they are in good condition; also, a man employed to repair telegraph lines.
<-- or telephone, or power lines. also, linesman -->
<-- 3. (Football) A player whose position is in the first (forward) line, as opposed to a "back". spec: center, guard, tackle.
4. A (Colloq.) A ladies' man who is especially adept at inventing effective introductory phrases (pick-up lines) to gain a woman's attention -->
© Webster 1913.