出典:Wiktionary
From dialectal English wither (“against”) (compare wither-) + -s; see with. So-named because it is the part of the horse that pushes against a load. Compare German Widerrist (“withers”), from wider (“against”) + Rist (“wrist”).[1]
withers pl (normally 複数形, 単数形 wither)
Even in the plural, this noun refers to one object. The synonymous singular, wither, is less common.
「withers」は動詞「wither」の三人称単数現在です