sleeping function
nounUK /ˈsliːpɪŋ ˈfʌŋkʃən/
US /ˈsliːpɪŋ ˈfʌŋkʃən/
A special job a computer or phone does while it rests and saves power.
My tablet's sleeping function turns the screen off when I leave it alone.
OTHER MEANINGS
2. A feature that pauses a device's activity until someone uses it again.
Press any key to wake the computer from its sleeping function.
3. A setting that lets a machine rest but still remember everything it was doing.
The sleeping function keeps my game paused until I come back.
4. A way for electronics to use very little electricity when not in use.
Turning on the sleeping function helped the family save electricity.