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Definitions

American Heritage® Dictionary of the English Language, Fourth Edition

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

Century Dictionary and Cyclopedia

  1. Conveying some omen; serving as a sign or token; significant.
  2. Of good omen; auspicious.
  3. Of ill omen; giving indication of coming ill; portentous; inauspicious; unlucky.

Wiktionary

  1. adj. Of or pertaining to an omen or to omens; being or exhibiting an omen; significant.
  2. adj. Specifically, giving indication of a coming ill; being an evil omen; threatening; portentous; inauspicious.

GNU Webster's 1913

  1. adj. Of or pertaining to an omen or to omens; being or exhibiting an omen; significant; portentous; -- formerly used both in a favorable and unfavorable sense; now chiefly in the latter; foreboding or foreshowing evil; inauspicious.

WordNet 3.0

  1. adj. presaging ill fortune
  2. adj. threatening or foreshadowing evil or tragic developments

Etymologies

  1. Latin ōminōsus, from ōmen, ōmin-, omen.

Examples

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Comments

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  • gcastro the exorcist is ominous Oct 1, 2010

‘ominous’ has been looked up 3621 times, loved by 6 people, added to 66 lists, commented on 1 time, and has a Scrabble score of 9.