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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).
Synonyms

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?


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.


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.


oh 1 British  
/ əʊ /

interjection

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

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

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

    oh, I suppose so

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
OH 2 British  

abbreviation

  1. Ohio

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Other Word Forms

Noun Inflected Forms

Etymology

Origin of oh

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

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

No tax credits, but oh my God, that is when the love really started.

From The Wall Street Journal Aug. 12, 2026

That was the time I actually took a breath that night and was like, “Hey, look at this — oh, my God, look at all of this.”

From Los Angeles Times Aug. 6, 2026

She added: “Maybe you think, oh, she’s not going to serve that well. I think what’s tough on this surface is if she does serve well, she serves big and she serves really good.”

From MarketWatch Jul. 13, 2026

"Henri said to me, 'Heather, I've got to go. My flight's in an hour.' I was like, oh my God."

From BBC Jun. 29, 2026

“Oh, oh, oh, Uncle Jack is gonna be so tickled!”

From "Fast Pitch" by Nic Stone

University professor Oh Ji-hye for years walked past the village without going inside, opting instead for AI readings during her commute.

From Barron's Aug. 13, 2026

"Oh yes, I will play with Freya Godfrey, then I can win. I will tell her that," she jokes.

From BBC Aug. 9, 2026

Oh, right, I recalled, I’m a neatnik now.

From The Wall Street Journal Aug. 8, 2026

Oh, to be a rich teenager in the 1980s, says “The Shards” in so many words.

From Salon Aug. 6, 2026

Oh Father, how could I have wept for you?

From "The Hiding Place" by Corrie ten Boom

Continued heating produces ferric hydroxysulfate, where OH replaces H2O in the mineral structure.

From Science Daily Mar. 10, 2026

Defending champions Arsenal secured a seeded play-off spot, alongside debutants Manchester United, with a 3-0 victory over OH Leuven on Wednesday.

From BBC Dec. 17, 2025

The 18-team table is led by three-time winners Barcelona, who swept aside Belgian European debutants OH Leuven 3-0.

From Barron's Nov. 12, 2025

“I’ve seen the doc and listened to the podcasts and OH MY GOD.”

From Los Angeles Times Sep. 12, 2024

“It’s been the same for years, one thing after another, and they won’t listen to — OH NOT AGAIN?”

From "Harry Potter And The Goblet Of Fire" by J. K. Rowling

The oh’s and ah’s from my sisters were wonderful to hear.

From "Where the Red Fern Grows" by Wilson Rawls

Now he took the hands of Arthur and Isabel together, and Mrs. Morris laughed more sweetly and with more oh's and ho's than ever; for Isabel sedately kissed Arthur's brother.

From Bylow Hill by F. C. (Frederick Coffay) Yohn

It was not spoken freely in words, merely in gestures and little ejaculatory "ah's," "oh's," and "too bad's"; but it was soothing to Dic, and sweet Miss Tousy gained a lifelong friend.

From A Forest Hearth: A Romance of Indiana in the Thirties by Charles Major

Bond gave vent to all the "oh's" and "ah's" that indicate the perfect visitor.

From Under the Skylights by Henry Blake Fuller

But Ivan Nikiforovitch dropped into a chair, and could utter no word beyond prolonged oh's.

From Taras Bulba and Other Tales by Nikolai Vasilievich Gogol

There were repeated "oohs," "ahhs," "ohs" and other vocalizings that reminded us just how remarkable an instrument the pliant Plant voice remains, even as he approaches turning 70 in August.

From Los Angeles Times Mar. 3, 2018

Ocean says he spent weeks working on just the vocal tone of the four "ohs" that open the track.

From The Guardian Dec. 14, 2012

She shouts her way through bits and sings along to the tune, voice soaring into the almost screamed oh oh ohs.

From The Guardian Aug. 12, 2011

Her multitracked vocals appear first, in a waft of elfin ahs and ohs, before she starts a syncopated bass line, digging hard into a groove.

From New York Times Aug. 15, 2010

Her accent wasn’t perfect, a little too long on the ohs and too tight in the back of the throat, but it was really quite good.

From "The Name of the Wind" by Patrick Rothfuss

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