Definition of dunce in English:
A person who is slow at learning; a stupid person.
- I'm such a dunce walking into a stupid place like this but its not like they could identify me.
- But depression returned when we kept thinking it was dominated by ignorant dunces.
- And I think I can say, with all fairness, that the management thinks I'm an air-headed dunce.
informal dummy, dumbo, thickhead, nitwit, dimwit, halfwit, moron, cretin, imbecile, lamer, dope, boob, chump, hoser, numbskull, numbnuts, nincompoop, mouth-breather, fathead, airhead, butthead, birdbrain, scissorbill, peabrain, ninny, ass, doofus, goof, meatball, schmuck, bozo, lummox, knuckle-dragger
early 16th century: originally an epithet for a follower of John Duns Scotus (Duns Scotus, John), whose followers were ridiculed by 16th-century humanists and reformers as enemies of learning.