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extremely happy or delighted
The kids were over the moon about the surprise party.
The kids felt extremely happy about the surprise party.
He’s been over the moon ever since he found out he’s going to be a father.
He has been extremely happy since learning he will become a father.
Commonly used in British English but understood widely in other English dialects.
Do not confuse this idiom with its literal meaning. It does not refer to physical location or the moon itself.
Use 'over the moon' to express extreme happiness in informal contexts. It is not suitable for formal or technical writing.
The phrase likely originates from the idea of being so happy that one could metaphorically reach the moon. It gained popularity in the mid-20th century, with early usage appearing in British English.
This idiom is informal and should be avoided in formal writing. It is most commonly used in spoken English and informal contexts.