(a) small cupboard, esp one of several where clothes can be kept, eg at a swimming-pool 小厨柜（尤指供存放衣物的, 如在游泳池处）: left-`luggage lockers, ie for depositing luggage in, eg at a railway station 行李寄存柜（如在火车站中的）. (b) (nautical 海) box or compartment for storing clothes, ammunition, etc in a ship （船上贮藏衣物﹑ 弹药等的）箱, 室, 库. 
(idm 习语) be in/go to ,Davy Jones's `locker be drowned at sea 葬身大海.# `locker-room n (esp US) room at a sports club, etc for changing in, with lockers for clothes, etc （体育俱乐部等的）衣物间.