epaulette
/ˈepəlet/( <美> 亦作 epaulet)
noun
- an ornamental shoulder piece on an item of clothing, typically on the coat or jacket of a military uniform（尤指军服上的）肩章, 肩饰。
词源
late 18th cent.: from French épaulette, diminutive of épaule 'shoulder', from Latin spatula in the late Latin sense 'shoulder blade'.