noun, plural é·pau·lières [ey-pohl-yairz; French ey-poh-lyer] /ˌeɪ poʊlˈyɛərz; French eɪ poʊˈlyɛr/. Armor.
- a piece of plate armor for the shoulder and the uppermost part of the arm, often overlapping the adjacent parts of the chest and back.
- either of two metal plates worn with armour to protect the shoulders
“armor for the shoulder,” mid-15c., from Old French espauleron, from espaule (French épaule) “shoulder” (see epaulet)