lockbox

noun

lock·​box ˈläk-ˌbäks How to pronounce lockbox (audio)
Synonyms of lockboxnext
: a box (such as a post-office box) that locks

Examples of lockbox in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Upgrade Your Front Door Area Your front door is where buyers stand while their agent unlocks the lockbox. Fort Worth Star-Telegram, 6 Apr. 2026 Nothing erodes confidence faster than fumbling for lockboxes, waiting on unresponsive listing agents, or showing a space that clearly doesn’t fit. Allen Buchanan, Oc Register, 28 Mar. 2026 Humphries developed a system that secures barber tools in a lockbox built into the back of the barber chair, ensuring compliance with Denver International Airport's security requirements while still delivering a high-quality experience. Justin Adams, CBS News, 26 Mar. 2026 Master Lock Portable Small Lockbox Another item that can keep high-value items extra safe is a portable small lockbox. Liz Provencher, Travel + Leisure, 22 Feb. 2026 See All Example Sentences for lockbox

Word History

First Known Use

1848, in the meaning defined above

Time Traveler
The first known use of lockbox was in 1848

Browse Nearby Words

Cite this Entry

“Lockbox.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/lockbox. Accessed 12 Apr. 2026.

More from Merriam-Webster on lockbox

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

More from Merriam-Webster