watch it

To look or observe attentively or carefully; be closely observant: watching for trail markers.

To look and wait expectantly or in anticipation: watch for an opportunity.

To act as a spectator; look on: stood by the road and watched.

To stay awake at night while serving as a guard, sentinel, or watcher.

To stay alert as a devotional or religious exercise; keep vigil.

To look at steadily; observe carefully or continuously: watch a parade.

To keep a watchful eye on; guard: watched the prisoner all day.

To observe the course of mentally; keep up on or informed about: watch the price of gold.

To tend (a flock, for example). See Synonyms at tend².

The act or process of keeping awake or mentally alert, especially for the purpose of guarding.

1. The act of observing closely or the condition of being closely observed; surveillance.

2. A period of close observation, often in order to discover something: a watch during the child's illness.

3. Any of the periods of time, usually four hours, into which the day aboard ship is divided and during which a part of the crew is assigned to duty.

4. The members of a ship's crew on duty during a specific watch.

5. A chronometer on a ship.

6. A period of wakefulness, especially one observed as a religious vigil.

7. A funeral wake.

A person or group of people serving, especially at night, to guard or protect.

The post or period of duty of a guard, sentinel, or watcher.

Any of the periods into which the night is divided; a part of the night.

Nautical

1. Any of the periods of time, usually four hours, into which the day aboard ship is divided and during which a part of the crew is assigned to duty.

2. The members of a ship's crew on duty during a specific watch.

3. A chronometer on a ship.

4. A period of wakefulness, especially one observed as a religious vigil.

5. A funeral wake.

1. A period of wakefulness, especially one observed as a religious vigil.

2. A funeral wake.

A small portable timepiece, especially one worn on the wrist or carried in the pocket.

A flock of nightingales. See Synonyms at flock¹.

To act or proceed with care and caution.

To behave as is demanded, required, or appropriate.