To lock up; to lock in a safe place
To equip (a canal, etc.) with a lock or locks
place in a place where something cannot be removed or someone cannot escape
close with or as if with a tight seal
Find another word for lock-in. In this page you can discover 7 synonyms, antonyms, idiomatic expressions, and related words for lock-in, like: lock-away, lock, put away, shut up, shut away, lock up and seal in.