Poopy

Origin

• (noun) baby talk variant of poop (excrement).
• (adjective) Originated 1957, perhaps by shortening nincompoop or as a euphemism for shitty; see poop.

Full definition of poopy

Adjective

1. (slang) depressed, weak, or worthless.
• 2011, Jennifer Kaufeld, Homeschooling For DummiesWho can feel poopy when they wander to the room where hot soup, bread, and cereal regularly make their appearance?

Noun

1. (slang) excrement; also spelled poopie.