(also fleur-de-lys ) / ˌflɜː də ˈliː; -ˈliːs; NAmE ˌflɜːr/ noun
( pl. fleurs-de-lis / ˌflɜː də ˈliː; -ˈliːs; NAmE ˌflɜːr/) (from French ) a design representing a flower with three petals joined together at the bottom, often used in coats of arms
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WORD ORIGIN
Middle English : from Old French flour de lys flower of the lily.