Main Entry: ¹blun·der

Pronunciation: \ˈblən-dər\

Function: verb

Inflected Form(s): blun·dered; blun·der·ing \-d(ə-)riŋ\

Etymology: Middle English blundren, probably of Scandinavian origin; akin to Old Norse blunda to shut one's eyes, doze, Norwegian dial. blundra

Date: 14th century

intransitive verb 1 : to move unsteadily or confusedly
2 : to make a mistake through stupidity, ignorance, or carelessnesstransitive verb 1 : to utter stupidly, confusedly, or thoughtlessly
2 : to make a stupid, careless, or thoughtless mistake in

— blun·der·er \-dər-ər\ noun

— blun·der·ing·ly \-d(ə-)riŋ-lē\ adverb