[transitive, intransitive] to look at somebody/something for a time, paying attention to what happens watch somebody/something to watch television/a football game watch something for something He watched the house for signs of activity. watch (for something) He watched for signs of activity in the house. ‘Would you like to play?’ ‘No thanks—I'll just watch.’ She stood and watched as the taxi drove off. We watched to see what would happen next. watch what, how, etc… Watch what I do, then you try. watch somebody/something doing something She watched the kids playing in the yard. watch somebody/something do something They watched the bus disappear into the distance.