adjective
indicative of future misfortune or calamity
dark ominous clouds preceded the storm
Synonyms: apocalyptic, baleful, baneful, dire, direful, doomful, fateful, ill-boding, ill-omened, inauspicious, threatening, unlucky, unpropitious; compare evil 5, sinister
Related Word: portentous; malefic, maleficent, malign, sinister; comminatory, forbidding, grim, lowering, menacing; hostile, inhospitable, unfriendly
Contrasted words: auspicious, benign, favorable, promising, propitious; beneficial