See more synonyms for blunder on
verb (used without object)
  1. to move or act blindly, stupidly, or without direction or steady guidance: Without my glasses I blundered into the wrong room.
  2. to make a gross or stupid mistake, especially through carelessness or mental confusion: Just pray that he doesn't blunder again and get the names wrong.
verb (used with object)
  1. to bungle; botch: Several of the accounts were blundered by that new assistant.
  2. to utter thoughtlessly; blurt out: He blundered his surprise at their winning the award.

Origin of blunder

1350–1400; Middle English blunderen, blondren, (v.) < Old Norse blunda shut one's eyes, nap; compare Norwegian dialect blundra
Related formsblun·der·er, nounblun·der·ing·ly, adverbnon·blun·der·ing, adjective, nounnon·blun·der·ing·ly, adverbout·blun·der, verb (used with object)su·per·blun·der, nounun·blun·der·ing, adjective

Synonyms for blunder

See more synonyms for on
1. error. See mistake. Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Related Words for blunderer

bungler, botcher, bumbler

Examples from the Web for blunderer

Historical Examples of blunderer

  • Rodenard, the blunderer, had been at fault when he had said that Lesperon had expired.

  • "Blunderer, on the contrary, it is too late," replied Montalais.

    Ten Years Later

    Alexandre Dumas, Pere

  • Everybody laughed at the blunderer, the joker jeering audibly.

    The Octopus

    Frank Norris

  • Jeffreys was still a blunderer, or else his conscience was unusually sensitive.

    A Dog with a Bad Name

    Talbot Baines Reed

  • The flush, so vivid, that stayed made him feel himself a blunderer.

    The Shadow of Life

    Anne Douglas Sedgwick

British Dictionary definitions for blunderer


  1. a stupid or clumsy mistake
  2. a foolish tactless remark
verb (mainly intr)
  1. to make stupid or clumsy mistakes
  2. to make foolish tactless remarks
  3. (often foll by about, into, etc) to act clumsily; stumblehe blundered into a situation he knew nothing about
  4. (tr) to mismanage; botch
Derived Formsblunderer, nounblundering, noun, adjectiveblunderingly, adverb

Word Origin for blunder

C14: of Scandinavian origin; compare Old Norse blunda to close one's eyes, Norwegian dialect blundra; see blind
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Word Origin and History for blunderer



mid-14c., "to stumble about blindly," from a Scandinavian source akin to Old Norse blundra "shut one's eyes," from PIE root *bhlendh- (see blind). Meaning "make a stupid mistake" is first recorded 1711. Related: Blundered; blundering.



mid-14c., apparently from blunder (v.), though of about the same age.

Online Etymology Dictionary, © 2010 Douglas Harper