Pee definition, the letter p. See more. WORD ORIGIN. SEE MORE SYNONYMS FOR pee ON THESAURUS.COM. noun, plural pees for 1; pee for 2. the letter p.
Meaning: "to spray with urine," euphemistic abbreviation of piss. Meaning "to urinate" is from 1879. Related: Peed; peeing. Noun See more definitions.
I mean, the actual word for them is urine or feces. It's also the same root word we get for scissors, Caesar, science, scintillate, and basically.