(idiomatic) To be aware or conscious; to look closely or carefully; to use caution. Often used in the imperative.

Used to warn someone of an imminent danger.

continually looking at the time to see how much longer one has to work or study

plural of night watch

A watch, usually electronic, that displays time in the form of numbers, rather than by a dial and hands.

A watch that displays time by means of a dial and hands, in contradistinction to a digital watch.

US standard spelling of analogue watch.

Alternative spelling of watch cap

A knitted cap, such as the one worn by a seaman when on watch.

plural of pocket watch