A lockbox is a secure container or box with a lock that is used to store valuable things like money, important papers, or keys. It keeps these items safe and only allows authorized people to access them. Full definition
Plumbing Contractor License #PLM.0204830 - P1 Energy Tune - Up Inspector CAHI Member ASHI Member # 245280 GHAR Member with Lockbox Key FREA Member (home-inspectors.nationalrelocation.com)
Granted, his calculations can not take into account the fact that it's fairly unlikely that most people would spend $ 1200 in lockboxes trying to get a sword, so that isn't guaranteed money for a game at all. (massivelyop.com)