A usually really serious mistake usually caused by lack of knowledge or confusion.
A clumsy or embarrassing error.
A gross mistake or mistake, caused by carelessness, stupidity, or culpable ignorance.
A mistake made through precipitance or emotional confusion; a gross or stupid blunder.
Synonyms Mistake, Mistake, Blunder, Bull. One is a wandering from truth, primarily in impression, judgment, or calculation, and, by expansion for the concept, in conduct; it may be circumstances. A mistake is a false judgment or option; it generally does not, as error occasionally does, suggest moral obliquity, the problem being put completely inside knowledge for the star, plus its remedy for this problem the phrase is altogether gentle. Blunder is a solid word for a mistake that is stupid, a gross mistake doing his thing or message. A bull is a blunder in language, involving usually a really apparent and comical contradiction; nevertheless the term can be put on any particularly inapt or ludicrously improper comment.