The practice in some places of adjusting clocks forward in the spring and back in the fall, usually by one hour, so that the adjustment causes the time to coincide with the greatest period of illumination by the sun over the course of the day.

The national anthem of the United Kingdom when the current monarch is female.

(UK, Australia, Canada, New Zealand) An expression of one’s patriotism and hope for the long life of the monarch, especially in her presence.

The national anthem of the United Kingdom when the current monarch is a king.

(UK, Canada, Australia) An expression of one’s patriotism and hope for the long life of the monarch, especially in his presence.

(idiomatic, chiefly imperative) To refrain from speech; to be quiet, especially where it would have no useful effect to speak.

Alternative form of daylight savings time

plural of daylight saving time

plural of daylight-savings time

(idiomatic, informal) To save someone's life. / To prevent an undesirable occurrence.