Chai is a Hebrew word and symbol that means life, and Jews often wear the symbol as an amulet on a necklace. Chai is a Hebrew word and symbol that means life, and Jews often wear the symbol as an amulet on a necklace.
locker (plural lockers) A type of storage compartment with a lock, usually used to store clothing, equipment, or books. The student placed her books in her locker when she arrived at school. (rare) One who locks something. The locker of the trapped chest must be careful, so as not to spring the trap.
(engineering). A solid disk inserted at a pipe joint or union to prevent the flow of fluids through the pipe; used during maintenance and repair work as a safety precaution. Also known as blank. (geology). Referring to a mineral deposit with no surface outcrop.