The lowest deck of a ship, especially a warship, having at least four decks.
(now rare) The lowest deck of a ship with four or more decks.
Other Word Forms
Origin of orlop
- Middle English overlop floor covering a ship's hold from Middle Low German overlōp over over uper in Indo-European roots lōp a running
From American Heritage Dictionary of the English Language, 5th Edition
- Middle English overlop (“deck of a single decker"), from Middle Low German overlop (“which leaps overhead").