Pronunciation IPA (key): /ˈpɪsi/ Audio (AU)(file) Adjective Positive pissy Comparative pissier Superlative pissiest (slang) (vulgar) When something is pissy, it is covered in piss. (slang) (vulgar) When something is pissy, it smells like piss. Ew, the bathroom smells pissy, who pee'd in here?Wikiwand - on Seamless Wikipedia browsing. On steroids.Remove ads