The meaning of OMINOUS is being or exhibiting an omen : portentous; especially : foreboding or foreshadowing evil, misfortune, or calamity : inauspicious. How to use ominous in a sentence.

Ominous, portentous, threatening, menacing, fateful are adjectives describing that which forebodes a serious, significant, and often harmful outcome. Ominous, derived from omen “a predictor of …

If you describe something as ominous, you mean that it worries you because it makes you think that something unpleasant is going to happen. There was an ominous silence at the other end of the …

1. Menacing; threatening: ominous black clouds; ominous rumblings of discontent. 2. Of or being an omen, especially an evil one.

OMINOUS definition: 1. suggesting that something unpleasant is likely to happen: 2. suggesting that something…. Learn more.

Definition of ominous adjective in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.

Nov 30, 2025 · Formerly used both in a favorable and unfavorable sense; now chiefly in the latter; foreboding or foreshadowing evil; inauspicious; as, an ominous dread.

Definition of ominous. English dictionary and integrated thesaurus for learners, writers, teachers, and students with advanced, intermediate, and beginner levels.

The word 'ominous' comes from the Latin word 'ominosus', which means full of foreboding. It has been used in English since the late 16th century to describe something that gives the impression that …

A threat of war loomed ominously. The sky was ominously dark.