Definitions for "Caps lock key"
Key on a keyboard that is used to key all capital letters. (Kybdy, Gr. 1)
A toggle key that, when on, shifts the alphabetic characters on the keyboard to uppercase. The Caps Lock key does not affect numbers, punctuation marks, or other symbols.
A toggle key on the keyboard that makes all letters type uppercase, but does not affect the numeral, punctuation, or function keys.