Origin: ME jaket < OFr jaquette, dim. of jaque < Sp jaco < Ar shakk
See jacket in American Heritage Dictionary 4
Origin: Middle English jaket
Origin: , from Old French jaquet
Origin: , diminutive of jaque, short jacket, tunic
Origin: , from jacques, nickname for French peasants (from the name Jacques; see Jack )
Origin: or from Old Catalan jaco (perhaps from Arabic šakk, mailcoat).
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