poop deck
noun
- an exposed partial deck on the stern superstructure of a ship
Wiktionary
noun
Etymology: From poop (“the stern of a ship”) + deck.
- A high, exposed deck at the stern of a ship on top of the cabin(s).
“Holonyms: watercraft, vessel, vessel”
“The vessel appears strongly constructed of seasoned white oak timber, the bow bluff-headed, while aft the poop-deck has a rise which takes in the mizzenmast and pump.”