Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

English definition of “blunder”

blunder

noun [C] uk   /ˈblʌn.dər/ us    /-dɚ/
a serious mistake, usually caused by not taking care or thinking: He said that the tax was a major political blunder. I made a bit of a blunder by getting his name wrong.

blunder

verb uk   /ˈblʌn.dər/ us    /-dɚ/

blunder verb (MOVE)

[I usually + adv/prep] to move in an awkward way: I could hear him blundering around in the darkness.

blunder verb (MISTAKE)

[I] to make a serious mistake, usually because of not taking care or thinking: Police blundered by not releasing more details about the case to focus public interest.
blunderer
noun [C] uk   /r/ us    //
blundering
adjective [before noun] uk   /-ɪŋ/ us  
You blundering idiot! What do you think you're doing?
(Definition of blunder from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
What is the pronunciation of blunder?
Add Cambridge dictionaries to your browser to your website

Definitions of “blunder” in other dictionaries

Word of the Day

look on the bright side

to find good things in a bad situation

Word of the Day

The language of work

by Kate Woodford,
October 15, 2014
Most of us talk about our jobs. We tell our family and friends interesting or funny things that have happened in the workplace (=room where we do our job), we describe – and sometimes complain about – our bosses and colleagues and when we meet someone for the first time, we tell

Read More 

life tracking noun

October 20, 2014
the use of one or more devices or apps to monitor health, exercise, how time is spent, etc.

Read More