See also: key card

English edit

Alternative forms edit

Etymology 1 edit

From key (lock opener) +‎ card (piece of plastic).

Noun edit

keycard (plural keycards)

  1. A usually plastic card which stores a digital signature that is used to operate an electronic access control lock.
Synonyms edit
Derived terms edit
Translations edit

Etymology 2 edit

From key (important) +‎ card (playing card).

Noun edit

keycard (plural keycards)

  1. (bridge) In Roman keycard Blackwood, an ace of any suit or the king of trumps.

Anagrams edit