(idiomatic, chiefly US, euphemistic) oh my God!

(idiomatic) Some unspecified hour in the early morning (implies an unpleasant time to be awake)

(Britain, euphemistic) An exclamation of astonishment or gleeful disapproval.

Synonym of oh my days

Alternative form of my goodness

Alternative spelling of oh dark thirty

Said in excitement, shock, awe, dismay, or supplication.

Expression of shock, frustration, or dismay.

(invoking God, offensive to some) An expression of surprise, astonishment, shock, dismay, supplication, or consternation.

An expression of surprise or astonishment.