Noun:
1: ticker, watch a small portable timepiece
2: watch a period of time (4 or 2 hours) during which some of a ship's crew are on duty
3: watch, vigil a purposeful surveillance to guard or observe
4: watch the period during which someone (especially a guard) is on duty
5: scout, sentry, sentinel, spotter, lookout, lookout man, watch, picket a person employed to watch for something to happen
6: watch, vigil the rite of staying awake for devotional purposes (especially on the eve of a religious festival)
Verb:
1: watch look attentively; "watch a basketball game"
2: watch over, keep an eye on, observe, watch, follow follow with the eyes or the mind; "Keep an eye on the baby, please!"; "The world is watching Sarajevo"; "She followed the men with the binoculars"
3: watch, catch, see, view, take in see or watch; "view a show on television"; "This program will be seen all over the world"; "view an exhibition"; "Catch a show on Broadway"; "see a movie"
4: watch, look on observe with attention; "They watched as the murderer was executed"
5: look out, watch out, watch be vigilant, be on the lookout, be on one's guard, be careful; "Watch out for pickpockets!"
6: watch observe or determine by looking; "Watch how the dog chases the cats away"
7: learn, check, determine, watch, ascertain, find out, see find out, learn, or determine with certainty, usually by making an inquiry or other effort; "I want to see whether she speaks French"; "See whether it works"; "find out if he speaks Russian"; "Check whether the train leaves on time"