careless remark; slip of the tongue; verbal gaffe
Refers to a remark that brings trouble or blame upon the speaker, often used in contexts of public figures or serious consequences.
The minister's careless remark became a major issue.
He was forced to resign because of a slip of the tongue.
trouble caused by a slip of the tongue; gaffe incident
Compound of 舌 (tongue, speech) and 禍 (calamity, misfortune). The exact historical derivation is uncertain, but the word is conventionally understood as 'calamity caused by speech'.