lineman

n.; pl. Linemen 1. One who carries the line in surveying, etc.; the surveyor who marks positions with a range pole. [ 1913 Webster ]

2. A man employed to examine the rails of a railroad to see if they are in good condition; also, a man employed to install or repair telegraph, telephone, television cable, or power lines. Also called linesman. [ 1913 Webster ]

3. (Football) A player whose position is in the first (forward) line, as opposed to a back; one who plays on the line of scrimmage. specifically: a center, guard, or tackle. [ PJC ]

4. A ladies' man who is especially adept at inventing effective introductory phrases (pick-up lines) to gain a woman's attention. [ Colloq. ] [ 1913 Webster ]

5. the position of a player on a football team who is stationed on the line of scrimmage. [ wns=4 ] [ WordNet 1.5 ]