a person employed to remove spots from clothing, esp. at a dry-cleaning establishment.
2.
(in civil defense) a civilian who watches for enemy airplanes.
3.
Informal. a person employed to watch the activity and behavior of others, esp. employees, as for evidence of dishonesty.
4.
Military. an observer at a forward position who singles out targets for gunners.
5.
a person or thing that spots.
6.
(in small-arms practice firing) a small black disk attached to the target to make more prominent the places where a bullet has hit.
7.
an assistant to a sportscaster who provides the names of the players chiefly involved in each play of a game, esp. a football game.
8.
Gymnastics,Tumbling. a person who is stationed in the most effective place to guard against an injury to a performer in the act of executing a maneuver.
[spot-er] 
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