To inform one's workplace or school that one temporarily cannot attend work or school due to illness.

plural of call rate

plural of calling bell

plural of call loan

A call or summons on the trumpet. / (figuratively) Any call to action. / A small trumpet used by hunters to imitate the vocalisations of turkeys.

plural of call-off

(retail) A service allowing customers to order products by telephone and then visit a local branch of the store to collect them.

(military, historical) A signal sounded to instruct soldiers that it is time to water their horses.

Used other than figuratively or idiomatically: see come, calling. / (colloquial, figuratively) To make one's presence felt (due to large numbers, strength, qualities etc).

To point at an indicator and call out its status while performing a task, such as operating a train, so as to promote conscious involvement and reduce the risk of error.