manifer

Etymology
("gauntlet") and  ("horse's neck armor") are often taken to have originally been one word, attested in  as mayndefer, maynfer, and maynefere in lists of armor used by men and their horses. and take the meaning of "gauntlet" to be the original, from ; see  for more on that meaning.

Noun

 * 1) A large gauntlet worn over the bridle hand during jousting tournaments.