english
1
general::
noun ADJ. big, major | stupid | fatal, terrible, tragic | tactical | administrative, bureaucratic, economic, political QUANT. series VERB + BLUNDER commit, make The minister has made a series of political blunders.
Oxford Collocations Dictionary
2
general::
noun
serious mistake:
Using the car to do that was a blunder.
verb
moved clumsily:
He blundered when he tried to fix it., verb
made an error:
You blundered when you spoke.
noun
mistake:
Talking to him was a blunder.
Simple Definitions
3
general::
a stupid mistake
blunder
a stupid mistake caused by not thinking carefully enough about what you are saying or doing, which could have serious results:
• In a serious blunder by the hospital, two babies were sent home with the wrong parents.
gaffe
an embarrassing and stupid mistake made in a social situation or in public:
• a serious gaffe in her speech about immigration
howler
British English a very bad mistake, especially one that shows you do not know something, and that often makes other people laugh:
• Photographers should be careful of making classic howlers, such as having a tree grow out of your subject’s head.
cock-up
British English informal a silly mistake when you are doing something – a very informal use:
• They made a cock-up with the bill. • The government is anxious to avoid any more cock-ups.
Longman-Thesaurus