Definition of Walloon
1 : a member of a people of southern and southeastern Belgium and adjacent parts of France
2 : a French dialect of the Walloons
Origin and Etymology of walloon
Middle French Wallon, adjective & noun, of Germanic origin; probably akin to Old High German Walah Celt, Roman, Old English Wealh Celt, Welshman — more at welsh
First Known Use: 1567
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