Of or pertaining to an omen or to omens; being or exhibiting an omen; significant. / Specifically, giving indication of a coming ill; being an evil omen

(sometimes capitalized) The 15th letter of the Classical and Modern Greek alphabets (16th in Ancient and Old Greek), used in ordering lists as in naming (astronomy) the 15th star of a constellation or (epidemiology) the 15th discovered major variant of a disease.

The twenty-fourth letter of the Classical and the Modern Greek alphabet, and the twenty-eighth letter of the Old and the Ancient Greek alphabet, i.e. the last letter of every Greek alphabet. Uppercase version: Ω; lowercase: ω.

(dated) A vehicle set up to carry many people (now usually called a bus). / An anthology of previously released material linked together by theme or author, especially in book form.

Containing multiple items. / Of a transportation service, calling at every station, as opposed to express; local.

(transitive) To combine (legislative bills, etc.) into a single package. / (intransitive, dated) To drive an omnibus. / (intransitive, dated) To travel or be transported by omnibus.

A person from Oman or of Omani descent.

Of, from, or pertaining to Oman or the Omani people.

Something which portends or is perceived to portend either a good or evil event or circumstance in the future, or which causes a foreboding; a portent or augury. / A thing of prophetic significance.

(transitive) To be an omen of. / (intransitive) To divine or predict from omens.