from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. A box with a built-in lock; a safe.
from the GNU version of the Collaborative International Dictionary of English
- n. A box of strong and durable construction, fitted with a lock, used for the purpose of protecting valuable items, such as money or jewelry; a strongbox.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. a fireproof metal strongbox (usually in a bank) for storing valuables
From lock + box. (Wiktionary)