Word.ws English Dictionary

oos

oos is the plural of oo.

Meaning of oo

Noun (1)

oo (plural oos)

  1. (obsolete) (Ω, ω) The Greek letter omega.
    • Then came ther downe goodly ladyes tweyne […] And seyde, the gret Alpha & Oo most souereyne […] had hem thedyr sent.c. 1500, The Assembly of Gods, published 1158

Noun (2)

oo (plural oos)

  1. Any of four Hawaiian birds of the genus Moho, formerly classed with the honeyeaters and now believed to be extinct.
    • On this visit I made careful inquiries as to the success of Mr. Gay's efforts to raise the "Oo" bird on this island.1898, Liliuokalani, Hawaii's Story by Hawaii's Queen
    Synonyms:
    moho, hoohoo

See all 3 meanings of oo

Noun capitalized: OOS

OOS (uncountable)

  1. (abbreviation, initialism, measurement) Initialism of object-oriented scanning.

Adjective capitalized: OOS

OOS (not comparable)

  1. (abbreviation, initialism) Initialism of out of specification.
  2. (abbreviation, initialism) Initialism of out of stock.
  3. (abbreviation, initialism) Initialism of out of scope.
  4. (abbreviation, initialism) Initialism of out of sample.
  5. (abbreviation, initialism) Initialism of out of service.

Proper noun capitalized: Oos

Oos

  1. A district of Baden-Baden, Baden-Württemberg, Germany.
  2. A river in Baden-Württemberg, which flows through Baden-Baden and gives the district its name.

Questions about oos

What does oos mean?
Oos means a district of Baden-Baden, Baden-Württemberg, Germany.
What is oos the plural of?
Oos is the plural of oo.
What part of speech is oos?
Oos can be a noun, an adjective or a proper noun.

Words near oos in the dictionary

  1. Oort clouds
  2. Oorts
  3. oorud
  4. Oorya
  5. Ooryas
  6. oos
  7. OOSA
  8. oose
  9. oosed
  10. ooser
  11. oosers

Source and license

Adapted from Wiktionary: oos (page history and authors); OOS (page history and authors); Oos (page history and authors); oo (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

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Cite this entry: “oos.” Word.ws, https://word.ws/oos. Based on Wiktionary, CC BY-SA 4.0.