Word.ws English Dictionary

O.O.

O.O. noun: a brief glance or visual examination (typically of a person).

Noun

O.O.

  1. (US, slang) A brief glance or visual examination (typically of a person).
    • After giving the town the once over, or as Tad puts it, the ‘O.O.’ […].1916 September 5, O. O. McIntyre, New York Day By Day
    • I wish you'd give Neewah the O.O., Captain. He hain't so hot!1931, Marion Star (Ohio), cartoon caption, 18 July

Forms of O.O.

alternative formO-O

Origin of O.O.

Abbreviation of once-over.

Questions about O.O.

What does O.O. mean?
O.O. means a brief glance or visual examination (typically of a person).
What part of speech is O.O.?
O.O. is a noun.

Words near O.O. in the dictionary

  1. O.G.s
  2. O.K.
  3. O.M.
  4. O.M.G.
  5. o.n.o.
  6. O.O.
  7. O.P.P.
  8. O.P.P.s
  9. o.s.
  10. O.Z.
  11. o/b/o

Source and license

Adapted from Wiktionary: O.O. (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: “O.O..” Word.ws, https://word.ws/o.o.. Based on Wiktionary, CC BY-SA 4.0.