Also found in: Dictionary, Encyclopedia, Wikipedia.
NUM LOCKNumber Lock
Copyright 1988-2018, All rights reserved.
References in periodicals archive ?
ToggleKeys on and off.###Press NUM LOCK for 5 seconds
With Num Lock pressed, the keys become number keys with handy number symbols like "+," "-," and a decimal (.).
* Now press the Num Lock key and the arrow function disappears on the Numeric Keypad.