Is Yo a Proper Word?

Direct Answer • Key Takeaway

Yo /ˈJoʊ/ Is a Slang Interjection, Commonly Associated with North American English. It Was Popularized by the Italian-American Community in Philadelphia, Pennsylvania, in the 1940S.

James H. Sterling

James H. Sterling

Environmental Science & Climate Journalist

James Sterling reports on renewable energy developments, climate policy, ecological conservation, and green tech innovations around the globe.

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