Ledge (?), n. [Akin to AS. licgan to lie, Icel. liggja; cf. Icel. logg the ledge or rim at the bottom of a cask. See Lie to be prostrate.] [Formerly written lidge.]
1.
A shelf on which articles may be laid; also, that which resembles such a shelf in form or use, as a projecting ridge or part, or a molding or edge in joinery.
2.
A shelf, ridge, or reef, of rocks.
3.
A layer or stratum.
The lowest ledge or row should be of stone.
Sir H. Wotton.
4. Mining
A lode; a limited mass of rock bearing valuable mineral.
5. Shipbuilding
A piece of timber to support the deck, placed athwartship between beams.
© Webster 1913.