(colloquial, idiomatic) My fault; mea culpa.

creating a feeling of anxiety or despair

(idiomatic, often in the plural) A person who is not wholesome, honest, or trustworthy, especially one who has an adverse influence on others.

Used other than figuratively or idiomatically: see bad, boy. / A man whose rebellious nature makes him dangerous and/or attractive. / (slang) A male criminal.

(uncountable) An undesirable turn of events (such as an accident); misfortune.

(idiomatic, litotes) Pretty good, imperfect but more than OK.

The misrepresentation of one's own true motive.

Alternative spelling of badmouth

present participle of bad-mouth

simple past tense and past participle of bad-mouth