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Line breaks: blun|der
Pronunciation: /ˈblʌndə

Definition of blunder in English:


A stupid or careless mistake: she stopped, finally aware of the terrible blunder she had made
More example sentences
  • As a matter of fact this whole rising, if it could be called that, was a succession of blunders, mistakes and errors.
  • No doubt, America has had some terrible foreign policy blunders - some real, others embellished or imagined.
  • Smith, believing that a goal had been given, blasted the ball into the net only to find out he had made a terrible blunder.
debacle, fiasco;
Frenchfaux pas
North American informal blooper
British informal , dated bloomer
vulgar slang fuck-up


[no object] Back to top  
1Make a stupid or careless mistake; act or speak clumsily: he knew he’d blundered (as adjective blundering) one’s first blundering attempts
More example sentences
  • Yet this megalomaniac blundered on, boasting of an episode in his life that had best be referred to only in passing.
  • Some of your Democratic colleagues are insisting, at this point, that you blundered on both votes.
  • It subsequently changed when it was recognized that the country had blundered on a variety of fronts.
make a mistake, be mistaken, err, be in error, misjudge, miscalculate, bungle, trip up, be wrong, get something wrong, be wide of the mark
informal slip up, screw up, blow it, foul up, goof, boob, put one's foot in it, make a boo-boo, drop a brick
vulgar slang fuck up, bugger up
1.1 [no object, with adverbial of direction] Move clumsily or as if unable to see: we were blundering around in the darkness
More example sentences
  • To Henry, it seems that the whole world is a ‘conspiracy of the young’; a party he has blundered into, only to find that everybody else is already somehow acquainted with one another, and he knows nobody.
  • I just blundered into it, but once I began to see how I would be free in the material, I was very happy.
  • A myth has grown up that he blundered into his discovery and did not realise the true potential of penicillin, leaving others to exploit it.


Middle English: probably of Scandinavian origin and related to blind.



Example sentences
  • Although blunderers aren't condemned for their blundering, and criminals aren't arraigned for their crimes, the evidence which might have condemned them is diligently recorded.
  • There is a third possibility, which has been under-considered: that they are, quite simply, blunderers.
  • Any objective observer must report that the universe, if it is the product of conscious design, is clear proof that the designer is incompetent, a blunderer, an all-thumbs amateur who should not be allowed back into the workshop.


Example sentences
  • Well, why give yourself the necessary time to grieve and recover, when you can blunderingly plead for their return any time you wish, via a few attenuated syllables?
  • The actress was particularly good as the neurotic detective sergeant who keeps asking blunderingly inappropriate questions of interviewees, antagonising them seemingly just for the hell of it.
  • As I’ve blunderingly said for a long time now, I’ve known that I plan to spend my life with Elizabeth.

Definition of blunder in:

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