oh Meaning, Definition & Usage

  1. noun a midwestern state in north central United States in the Great Lakes region
    Ohio; Buckeye State.

WordNet

Oh interjection
Etymology
See O, interj.
Definitions
  1. An exclamation expressing various emotions, according to the tone and manner, especially surprise, pain, sorrow, anxiety, or a wish. See the Note under O.

Webster 1913