omen

[oh-muh n] /ˈoʊ mən/
noun
1.
anything perceived or happening that is believed to portend a good or evil event or circumstance in the future; portent.
2.
a prognostic.
3.
prophetic significance; presage:
a bird of ill omen.
verb (used with object)
4.
to be an omen of; portend.
5.
to divine, as if from omens.
Origin
1575-85; < Latin ōmen
Related forms
unomened, adjective
Synonyms
1. augury, foreboding. See sign.
Examples from the web for omen
  • But word of its horrible condition is spreading through the souks, where traders see it as a bad omen.
  • It harms no creature, and its presence is considered a good omen.
  • You'd think her da was dead wrong when he worried about the omen of the sun on the day of her birth.
  • The couple take this bit of news as a bad omen and the fragile ties they have rebuilt fall apart.
British Dictionary definitions for omen

omen

/ˈəʊmən/
noun
1.
a phenomenon or occurrence regarded as a sign of future happiness or disaster
2.
prophetic significance
verb
3.
(transitive) to portend
Word Origin
C16: from Latin
Word Origin and History for omen
n.

1580s, from Latin omen "foreboding," from Old Latin osmen, of unknown origin; perhaps connected with the root of audire "to hear" [OED] or from PIE *o- "to believe, hold as true" (cf. Greek oiomai "I suppose, think, believe").