watcher meaning and definition

WATCHER noun

Definition of watcher (noun)

1. a close observer; someone who looks at something (such as an exhibition of some kind)
   • "the spectators applauded the performance"; "television viewers"; "sky watchers discovered a new star"
   • synonyms: looker, spectator, viewer, witness
2. a guard who keeps watch
   • synonyms: security guard, watchman
3. a person who keeps a devotional vigil by a sick bed or by a dead body