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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

"I did have anxieties that, oh, we're going to have to charge all the time but my experience in the last five months I've been astonished at how easy it is."

From BBC • Jun. 23, 2026

But Hamilton came oh so close to doing so as Ferrari's upgrades for this race paid off, allowing him to take his first grand prix front-row start since the 2024 British Grand Prix.

From BBC • Jun. 13, 2026

When the single came out, “California Über Alles,” I thought, oh my God, I love the way he sang.

From Salon • Jun. 9, 2026

Let us proclaim that, oh, teams can’t land back-to-back No. 1 picks.

From Los Angeles Times • May 27, 2026

“Oh, oh, that’s Tia Stardust,” said Thorn, pointing at their star racer, her eyes welling up.

From "Witchlings" by Claribel A. Ortega