Search from various English teachers...
Amy
Is "too cool for school" an English slang or an American slang?
Nov 22, 2016 7:08 AM
Answers · 6
1
I don't know which group of people commonly say it (if any), but the expression is standard English and could be said by anyone.
November 22, 2016
1
I did some research and it seems that it is used in both English and American slang.
November 22, 2016
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