simple past tense and past participle of bad-mouth

(informal) An action that yields undesirable results to its subject.

In unfortunate circumstances, especially having financial difficulty.

(colloquial, idiomatic) My fault; mea culpa.

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

(cricket) A weather condition where the light is so poor that the umpires feel that to continue playing would be dangerous. / (figuratively) An unfavourable presentation.

(idiomatic) Feelings of hostility or ill will. / (idiomatic) A serious feud or long-standing grudge. / (idiomatic, dated) An inherited immoral or disturbed nature.

(informal) a villain, particularly an antagonist in a story

creating a feeling of anxiety or despair

News of unpleasant, unfortunate or sad events. / (idiomatic) An irritating, troublesome or harmful person, situation or thing.