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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

plural

oh's, ohs

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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Etymology

Origin of oh

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

Example Sentences

But as ugly as greed can be, it can be oh so beautiful.

From Salon • Apr. 25, 2026

"Oh, my martyred child," he wailed, "oh my darling."

From BBC • Apr. 16, 2026

“In the old days, we were a mobility provider. Then people started saying, oh, ‘you’re mobility and food delivery,’” said Alex Hungate, Grab’s president and chief operating officer.

From The Wall Street Journal • Apr. 16, 2026

She played well for Seattle last year, but, oh no, she’ll be 36 during the season, and one wonders when the physicality will take its toll.

From Los Angeles Times • Apr. 15, 2026

“Uh, but don’t tell anybody I said so. Not yet. After all, Maria and I have only been out three times. But, oh, what times we’ve had!”

From "The World According to Humphrey" by Betty G. Birney