oh

[ oh ]
/ oʊ /

interjection

(used as an expression of surprise, pain, disapprobation, etc.)
(used in direct address to attract the attention of the person spoken to): Oh, John, will you take these books?

noun, plural oh's, ohs.

the exclamation “oh.”

verb (used without object)

to utter or exclaim “oh.”

Origin of oh

later spelling of O, from mid-16th century

WORDS THAT MAY BE CONFUSED WITH oh

O oh owe

Definition for oh (2 of 3)

Oh
[ oh ]
/ oʊ /

noun

Sa·da·ha·ru [sah-duh-hahr-oo] /ˌsɑ dəˈhɑr u/, born 1940, Chinese baseball player and manager in Japan.

Definition for oh (3 of 3)

OH

Ohio (approved especially for use with zip code).
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for oh

British Dictionary definitions for oh (1 of 2)

oh
/ (əʊ) /

interjection

an exclamation expressive of surprise, pain, pleasure, etc

sentence connector

an expression used to preface a remark, gain time, etcoh, I suppose so

British Dictionary definitions for oh (2 of 2)

OH

abbreviation for

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