WordReference Random House Unabridged Dictionary of American English © 2025
lock•age
(lok′ij),USA pronunciation n.
- Civil Engineeringthe construction, use, or operation of locks, as in a canal or stream.
- Nautical, Naval Termspassage through a lock or locks.
- Naval Termsa toll paid for such passage.
- lock1 + -age 1670–80