Menacing; threatening: ominous black clouds; ominous rumblings of discontent.
Of or becoming an omen, specifically an evil one.
Of or with respect to an omen or even to omens; being or exhibiting an omen; significant.
Specifically, giving indication of a coming ill; becoming an evil omen; threatening; portentous; inauspicious.
Of or regarding an omen or to omens; being or exhibiting an omen; significant; portentous; -- formerly utilized in both a great and bad sense; now mainly within the latter; foreboding or foreshowing evil; inauspicious.
presaging ill lot of money
threatening or foreshadowing wicked or tragic developments