Definition of watcher in English:

watcher

noun

  • A person who observes something attentively or regularly:

    [in combination] ‘a badger-watcher’
    onlooker, spectator, observer, viewer, looker-on, witness, eyewitness, fly on the wall, sightseer
    bystander, passer-by, non-participant
    spy
    rubberneck
    beholder
    View synonyms

Pronunciation:

watcher

/ˈwɒtʃə/