limber clearer
Webster's Dictionary (GCIDE)
1.pl. The shafts or thills of a wagon or carriage. [Prov. Eng.] [1913 Webster]
2.(Mil.) The detachable fore part of a gun carriage, consisting of two wheels, an axle, and a shaft to which the horses are attached. On top is an ammunition box upon which the cannoneers sit. [1913 Webster]
3.pl. (Naut.) Gutters or conduits on each side of the keelson to afford a passage for water to the pump well. [1913 Webster]
Limber boards (Naut.), short pieces of plank forming part of the lining of a ship's floor immediately above the timbers, so as to prevent the limbers from becoming clogged.
Limber box or Limber chest (Mil.), a box on the limber for carrying ammunition.
Limber rope, Limber chain or Limber clearer (Naut.), a rope or chain passing through the limbers of a ship, by which they may be cleared of dirt that chokes them. --Totten.
Limber strake (Shipbuilding), the first course of inside planking next the keelson. [1913 Webster]