blunder

/ˈblʌn.dər/
a serious mistake

His blunder cost the company millions in lost revenue.

A serious mistake caused significant financial loss.


informal

a serious mistake, often due to carelessness or poor judgment

The politician made a blunder by misquoting the economic data.

The politician made a serious mistake by incorrectly citing economic figures.

She blundered by not checking the contract before signing it.

She made a careless mistake by not reviewing the contract first.

Often used in contexts where the mistake has significant consequences.

Collocations

commit a blunderto make a serious mistakecostly blundera mistake with significant negative consequences

Pro Tip

Context Matters

Use 'blunder' for significant mistakes, not minor errors.

Word Origin

From Dutch 'blunderen' (to stumble), possibly from Middle Low German 'blundern' (to strike blindly).

Usage Notes

The term is often used in formal and informal contexts to describe mistakes that have noticeable consequences.

English Dictionary