(computing) The action of pushing the button on a mouse once in order to perform a different task that would be performed from a double-click or triple-click.

(computing) To push the button on a mouse once in order to perform different task that would be performed from a double-click or triple-click.

(informal) Something that consumes a great deal of time, usually with little benefit; a waste of time.

Official name of Singapore.

plural of sing-song

Suitable for, or restricted to, only one gender.

A parent who is the only guardian of offspring.

To act as the only guardian of offspring.

plural of single mother

present participle of sing from the same hymnbook