verb (used without object)
- to be alertly on the lookout, look attentively, or observe, as to see what comes, is done, or happens: to watch while an experiment is performed.
- to look or wait attentively and expectantly (usually followed by for): to watch for a signal; to watch for an opportunity.
- to be careful or cautious: Watch when you cross the street.
- to keep awake, especially for a purpose; remain vigilant, as for protection or safekeeping: to watch with a sick person.
- to keep vigil, as for devotional purposes.
- to keep guard: She was assigned to watch at the door.