watch in WordNet English dictionary

1. 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"
   determine  check  find out  see  ascertain  watch  learn 
   
2. 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"
   watch  view  see  catch  take in 
   
3. 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"
   watch  observe  follow  watch over  keep an eye on 
   
4. observe with attention
   "They watched as the murderer was executed"
   watch  look on 
   
5. be vigilant, be on the lookout or be careful
   "Watch out for pickpockets!"
   watch  look out  watch out 
   
6. look attentively
   "watch a basketball game"
   watch 
   
7. observe or determine by looking
   "Watch how the dog chases the cats away"
   watch 
   

1. a person employed to keep watch for some anticipated event
   lookout  lookout man  sentinel  sentry  watch  spotter  scout  picket 
   
2. a small portable timepiece
   watch  ticker 
   
3. a purposeful surveillance to guard or observe
   watch  vigil 
   
4. the rite of staying awake for devotional purposes (especially on the eve of a religious festival)
   vigil  watch 
   
5. a period of time (4 or 2 hours) during which some of a ship's crew are on duty
   watch 
   
6. the period during which someone (especially a guard) is on duty
   watch