Origin of safety-deposit box
First recorded in 1925–30
Definition for safety-deposit box (2 of 2)
or safety-deposit box
a lockable metal box or drawer, especially in a bank vault, used for safely storing valuable papers, jewelry, etc.
Origin of safe-deposit box
An Americanism dating back to 1880–85
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019