(US, dated) An expression of surprise, enthusiasm or annoyance: wow or so what?.
You only got 10% in the test. Gee whiz – you'll get over it.
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(informal) Very good, impressive.
These are some gee-whiz photographs.
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Regional slang from around the English-speaking world — British, Australian, Irish, Caribbean, Nigerian, Filipino, AAVE, and the hyphenated-English dialects that make the internet sound local.
See all Regional & Other slang on Slangora.