officer of the deck
Webster's New World College Dictionary Copyright © 2010 by Wiley Publishing, Inc., Cleveland, Ohio.
the officer in charge of a naval ship during a given watch
Used by arrangement with John Wiley & Sons, Inc.
noun pl. officers of the deckThe American Heritage® Dictionary of the English Language, 4th edition Copyright © 2010 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
A naval officer assigned to represent the commanding officer of a vessel or installation for a specified period during which he or she is superior to all officers below the executive officer.