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• oh
  oh

  interjection

  (used as an expression of surprise, pain, disapproval, etc.).
• Oh
  Oh

  noun

  Sadaharu born 1940, Chinese baseball player and manager in Japan.
• OH
  OH

  abbreviation

  Ohio (approved especially for use with zip code).

oh

¹ American  

[oh] / oʊ /

interjection

1. (used as an expression of surprise, pain, disapproval, etc.).

   Oh, just look at how pretty it is now that you've finished painting!

   Oh, no! I misplaced my keys again.

2. (used in direct address to attract the attention of the person spoken to).

   Oh, John, will you take these books?

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noun

oh's, plural ohs plural

1. the exclamation “oh.”.

   She gave a little oh of surprise when she discovered her shoes had disappeared.

verb (used without object)

1. to utter or exclaim “oh.”.

   The hammer dented the wood trim and he ohed in dismay.

Oh ² American  

[oh] / oʊ /

noun

1. Sadaharu born 1940, Chinese baseball player and manager in Japan.

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OH ³ American  

abbreviation

1. Ohio (approved especially for use with zip code).

2. (used in digital communications) other half.

3. (used in digital communications) overheard.

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oh ¹ British  

/ əʊ /

interjection

1. an exclamation expressive of surprise, pain, pleasure, etc

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1. an expression used to preface a remark, gain time, etc

   oh, I suppose so

OH ² British  

abbreviation

1. Ohio

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Other Word Forms

Noun Inflected Forms

• oh's
  plural
• ohs
  plural

Etymology

Origin of oh

First recorded in 1530–40; later spelling of O ² ( def. )

Example Sentences

Oh, and it’s also home to former Vice President Kamala Harris.

From Slate • Jun. 11, 2026

Oh, and while Wall Street is claiming the stock is worth $135 a share, as recently as last October it was being valued internally at $42.

From MarketWatch • Jun. 10, 2026

Peña: Oh, I love when that happens like that.

From Los Angeles Times • Jun. 9, 2026

When Olaosebikan was starting his company four years ago, a nagging question was, "Oh, there's no 'E'. So where would they charge?" he told AFP.

From Barron's • Jun. 8, 2026

‘Because he was luring the bear away from us. Oh, Torak. He saved our lives.’

From "Wolf Brother" by Michelle Paver