Noun
(historical) An L-shaped piece of armor worn over one arm (typically the left arm), which generally kept it in a bent position and protected it during jousts.
Synonym: pasguard
A ridge or an additional plate on a shoulder piece, to turn the blow of a weapon away from the neck or joint of the armor.
Synonyms: neck guard, passegarde, garde-collet, haute piece, pikeguard, swordbreaker
Coordinate terms: grand guard, gardbrace