Jackass/ˈdʒækæs/ Definition 1 of 2Pro Tip 1/3Animal Specific Used to refer specifically to male donkeys, not females or babies. The jackass is louder than the female in the herd. Pro Tip 2/3Literal Use When talking about animals, 'jackass' has no negative connotation. A jackass can carry heavy loads just like donkeys. Pro Tip 3/3Not Commonly Used 'Jackass' for a male donkey is less common than simply 'donkey' or 'ass'. Over there is a jackass, but most people just call it a donkey.