lockbox
Americannoun
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a strongbox.
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a rented post office box equipped with a lock.
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Also called lockout box. Television. a closed box, usually fitted with a lock, containing electronic equipment to unscramble cable television pictures for subscribers only: used especially to prevent children from watching programs with explicit sexual content.
Etymology
Origin of lockbox
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
Slaymaker said while "extreme", a lockbox for mobile phones would help improve the cinema experience.
From BBC • May 21, 2026
The handwritten formula is kept in a lockbox at an undisclosed Bank of America location in San Diego.
From The Wall Street Journal • Jan. 26, 2026
The thing about Mr. Foreman is that he's like a deep, deep lockbox.
From Salon • Apr. 29, 2023
Some also said to keep yet another copy “offsite,” i.e. at a relative’s house or in a bank lockbox, depending on your level of paranoia.
From New York Times • Dec. 31, 2022
“A safe, I’m guessing. You can tell it’s for a lockbox by its build.”
From "Extremely Loud and Incredibly Close" by Jonathan Safran Foer
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.
