display key

noun

: a key generally used in hotel rooms to prevent any unwarranted entrance and that when used to operate a given lock of a master-keyed lock system prevents the lock from being opened by any other key except an emergency key

Word History

Etymology

display (room)

The Ultimate Dictionary Awaits

Expand your vocabulary and dive deeper into language with Merriam-Webster Unabridged.

1. Expanded definitions
2. Detailed etymologies
3. Advanced search tools
4. All ad-free

Discover what makes Merriam-Webster Unabridged the essential choice for true word lovers.

Start Your Free Trial Now