1. To look or observe attentively or carefully; be closely observant: watching for trail markers. 2. To look and wait expectantly or in anticipation: watch for an opportunity. 3. To act as a spectator; look on: stood by the road and watched. 4. To stay awake at night while serving as a guard, sentinel, or watcher.
She tries to watch her weight. [=she tries not to gain weight] The doctor told him that he has to watch what he eats. We've been watching how much money we spend.
Definition of watch verb from the Oxford Advanced Learner's Dictionary. [transitive, intransitive] to look at somebody/something for a time, paying attention to what happens. watch somebody/something I was in the living room, watching TV. A large crowd watched the game on Saturday. The film is well made and fun to watch—just don't expect a classic.
to look or wait attentively and expectantly (usually fol. by for): to watch for a signal; to watch for an opportunity. to be careful or cautious: Watch when you cross the street. remain vigilant, as for protection or safekeeping: to watch with a sick person. to keep vigil, as for devotional purposes.
Watching refers to the act of observing something carefully. It can involve viewing a performance, monitoring an event, or simply looking at something occurring in real time.
Present participle of watch. The act of one who watches. Jonathan was watching them intently. Alex was watching her intently. While watching his flocks, he spent much of his time in reading. They stood there for a moment, watching their image in the mirror.