good God

English

Interjection

good God

1. (idiomatic) (UK, US, mildly blasphemous) (dated, Canada) Expression of surprise, contempt, outrage, disgust, boredom, frustration.
   • 1885: Robert Louis Stevenson, The Strange Case of Dr. Jekyll & Mr. Hyde

     "Good God, sir," exclaimed the officer, "is it possible?" And the next moment his eye lighted up with professional ambition. "This will make a deal of noise," he said.