30 jackass synonyms include Donkey, Ass, Mule, Idiot, Fool, Nincompoop, Ninny, Simpleton, Moron, and Imbecile. Jackass is a noun, and its antonyms are genius and smart person. Here are some additional synonyms for "jackass" with example sentences.
30 other ways to say jackass.
Don’t be a jackass in public.
He acted like a total jackass.
I can't believe he's such a jackass.
That jackass made a foolish mistake.