[ lok-boks ]

  1. a strongbox.

  2. a rented post office box equipped with a lock.

  1. 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.

Origin of lockbox

An Americanism dating back to 1870–75; lock1 + box1

Words Nearby lockbox

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2024

How to use lockbox in a sentence