poop1

 
Pronunciation: /puːp/

noun

  • (also poop deck) the aftermost and highest deck of a ship, especially in a sailing ship where it typically forms the roof of a cabin in the stern: there on the poop stood Captain Meech

verb

[with object]
  • (of a wave) break over the stern of (a ship), sometimes causing it to capsize: off Rame Head we were badly pooped

Origin:

late Middle English: from Old French pupe, from a variant of Latin puppis 'stern'