Definition of "omega" in English

noun

1. 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.

2. (often capitalized) The end; the final, last or ultimate in a sequence.

   • alpha and omega

3. (physics) Angular velocity; symbol: ω.

4. (set theory) A transfinite ordinal number referring to the next position after ordering a countably infinite set.

5. (slang) An omega male.

6. (finance) The percentage change in an option value divided by the percentage change in the underlying asset's price.

7. (fandom slang) In omegaverse fiction, a person of a submissive secondary sex driven by biology, magic, or other means to bond with an alpha, with males of this type often being able to get pregnant.

   • By writing a male character as an omega, experiences of being treated as other in female-coded ways are imagined to be experienced by a character who represents the male norm.

adjective

1. (slang, largely prepositive) Ultimate; of the highest degree. Massive, ineffable.

   • Omega props, dude.

adverb

1. (slang, largely prepositive) Ultimately, most, supremely.

   • Whatever your plan is, I just think this idea's omega stupid. Ain't you got something better?