Definition & Meaning of "geez louise"in English

What is the origin of the exclamation "geez louise" and how is it used?

Geez Louise is an exclamation used to express surprise, frustration, or mild annoyance. It appeared in American English in the mid-20th century as a euphemistic variation of "Jesus" combined with the rhyming, playful addition "Louise," allowing speakers to react strongly without swearing. People used it in everyday speech, radio, and family-friendly media. Today it sounds whimsical, mild, and inoffensive, often adding a humorous or exaggerated tone to expressions of astonishment or frustration.