Poop

• POS: Noun, Verb (usu participle), Verb (intransitive), Verb (transitive)

CIDE DICTIONARY

Poop, n. 

 See 2d Poppy.  [1913 Webster]

Poop, v. i. [Cf. D. poepen. See Pop.].

 To make a noise; to pop; also, to break wind.  [1913 Webster]

Poop, n. [F. poupe; cf. Sp. & Pg. popa, It. poppa; all fr. L. puppis.].

 A deck raised above the after part of a vessel; the hindmost or after part of a vessel's hull; also, a cabin covered by such a deck. See Poop deck, under Deck. See also Roundhouse.  [1913 Webster]
"With wind in poop, the vessel plows the sea."  [1913 Webster]
"The poop was beaten gold."  [1913 Webster]

Poop, v. t. 

 To break over the poop or stern, as a wave.  [1913 Webster]

OXFORD DICTIONARY

Poop, n. & v.
--n. the stern of a ship; the aftermost and highest deck.
--v.tr.
1 (of a wave) break over the stern of (a ship).
2 (of a ship) receive (a wave) over the stern.

Poop, v.tr. (esp. as pooped adj.) US colloq. exhaust; tire out.

Etymology

20th c.: orig. unkn.

ROGET THESAURUS

Poop

Rear

N rear, back, posteriority, rear rank, rear guard, background, hinterland, occiput, nape, chine, heels, tail, rump, croup, buttock, posteriors, backside scut, breech, dorsum, loin, dorsal region, lumbar region, hind quarters, aitchbone, natch, natch bone, stern, poop, afterpart, heelpiece, crupper, wake, train, reverse, other side of the shield, back, rear, hind, hinder, hindmost, hindermost, postern, posterior, dorsal, after, caudal, lumbar, mizzen, tergal, behind, in the rear, in the background, behind one's back, at the heels of, at the tail of, at the back of, back to back, after, aft, abaft, astern, sternmost, aback, rearward, ogni medaglia ha il suo rovescio, the other side of the coin.