noun lock·age \-kij, -kēj\

Definition of lockage



  1. 1a :  an act or the process of passing something (as a boat) through a lock b :  something passed or passing through a lock; especially :  the quantity (as of logs) that can be locked at one time

  2. 2 :  the construction of a system of locks (as in a canal); also :  a system of locks

  3. 3 :  toll paid for passing through a lock or locks (as of a canal)

  4. 4 :  the vertical distance through which a boat is raised or lowered in passing through a lock or series of locks; also :  the volume of water involved in the process

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Origin and Etymology of lockage

2lock + -age

Seen and Heard

What made you want to look up lockage? Please tell us where you read or heard it (including the quote, if possible).


feeling or affected by lethargy

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