D defs.my
Entry 3 senses Webster, 1913

Lockage

· Lock·age · IPA
01 n. Materials for locks in a canal, or the works forming a lock or locks.
  1. 1.
    Materials for locks in a canal, or the works forming a lock or locks.
  2. 2.
    Toll paid for passing the locks of a canal.
  3. 3.
    Amount of elevation and descent made by the locks of a canal.
    “The entire lock will be about fifty feet.” — De Witt Clinton.