key card
- a plastic card, similar to a credit card, containing data on an embedded magnetized strip that can electronically unlock a door, activate a machine, etc.
Show More
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for keycard
Contemporary Examples
The keycard and phone records would suggest the entire episode in the room took no more than nine minutes.
