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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 don’t buy it when people just say, oh, this is not possible,” Neyshabur said.

From The Wall Street Journal • Jun. 24, 2026

"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

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

From Salon • Jun. 9, 2026

Becerra is smart enough, one would think, not to run as Mr. Sky Is Falling and tell voters, “Boy, oh, boy things are really gonna suck going forward.”

From Los Angeles Times • Jun. 7, 2026

“And oh, are you in for a treat.”

From "The Wrong Way Home" by Kate O’Shaughnessy