keycard

IPA: kˈikɑrd

A usually plastic card which stores a digital signature that is used to operate an electronic access control lock.
(bridge) In Roman keycard Blackwood, an ace of any suit or the king of trumps.

Examples of "keycard" in Sentences

The elevator opens but requires a keycard to take me any higher.
We pay for our electricity using a keycard which we load at the local shop.
Down the stairs, around the corner, through a keycard door and voila, Plague!
Tara followed Jenny down the corridor to a back room with a locked keycard entry.
Davin slid his Torchwood keycard into the lock and the door opened with a soft click.
You will require a blue keycard to pass the environmental filters, and even so, such an action is not recommended.
Palming the keycard, Jean-Julien picked up the powdered-root packet, then straightened, and slipped the key-card into his trouser pocket.
The affidavit for a search warrant says Shon Pernice, an Independence firefighter, used an electronic keycard to enter the back door of the Independence hazmat station — where solvents and other cleaning materials are stored — at 4: 26 a.m.