plural of watch / The leaves of Sarracenia flava.

(idiomatic) To be careful or cautious; to pay attention to what one is doing (usually imperative).

Alternative form of on watch.

On duty as a guard or lookout / Vigilant; alert.

plural of watching

plural of watchfulness

(nautical) The practice of having two alternate watches aboard a ship or vessel.

The act of watching for the occurrence of fires, for example during wartime bombing raids or in forested areas in hot and dry conditions.

(idiomatic) To guard and protect.

A watch kept on some premises, or on a town, by guards during the night. / One or more of the guards on such a watch.