oh: Meaning and Definition of

oh

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

1. the exclamation “oh.”

1. to utter or exclaim “oh.”

Oh

1. born 1940, Chinese baseball player in Japan.

OH

1. Ohio (approved esp. for use with zip code).