armored faceplate[′är·mərd ′fās‚plāt]
A tamper-proof faceplate or lock front, mortised in the edge of a door to cover the lock mechanism.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
McGraw-Hill Dictionary of Architecture and Construction. Copyright © 2003 by McGraw-Hill Companies, Inc.