poop /ˈpuːp/noun 9verb 9exclamation 1forms 4phrases 5 noun9 •(informal) the solid waste that leaves the body of a person or an animalThe dog poop is on the grass. •(informal) An act of defecation.‘I’m goin’ down the backyard for me mornin’ poop.’ — 1982 •The rear part (after end) of a ship or other vessel. •The poop deck.Omens thicken upon us […] Next, the stumbling of the King whenas he went upon the poop of the long ship which bare us on this voyage to these islands. — 1922 •(informal) A set of data or general information, written or spoken, usually concerning machinery or a process.Here’s the info paper with the poop on that carburetor. •(informal, disapproving) A stupid or ineffectual person.They talk about art, and think us such poops for dressing in the evening. — 1915 •(Internet) Ellipsis of YouTube poop (“video mashup”).The resulting video (called a “poop”) subverts its original content by slicing and dicing the video and audio, adding visual effects, and mashing several videos into one. — 2012 •The sound of a steam engine's whistle, typically low-pitched.Two minutes passed - five - seven - ten. "Poop! Poop!" Everyone knew that whistle, and a mighty cheer went up as the Queen's train glided into the station. — 2001 •(no longer used) A poppyhead finial seen on church pews and occasionally on other types of seating benches. verb9 •(informal) To defecate.His horse pooped right in the middle of the parade. •(informal) To defecate in or on something.You might want a spare change of underwear in case you poop your pants. •[with oneself] (informal) To defecate on one's person.You'll poop yourself if you have to walk all five miles home without stopping. •(informal) To tire, exhaust.I'm pooped from working so hard. •[with oneself] (informal) (with out) To become tired and exhausted.He pooped out a few strides from the finish line. •To break seawater with the poop (stern) of a vessel, especially the poop deck. •To break over the stern of (a vessel).We were pooped within hailing of the quay and were nearly sunk. •(no longer used) To break wind. •(no longer used) To make a short blast on a horn. exclamation1 •(informal, euphemistic) Expressing annoyed disappointment.Poop. The copier's broken again. formspooped · pooping · poops · Poops Phrases with poop beat the poop out ofTo beat (someone) severely. poop factoryAn infant. poop in one's pantsTo defecate in one's pants while wearing them. poop machineAn infant. poop outTo quit due to tiredness.