I. ˈfetˌläk noun
( -s )
Etymology: Middle English fitlok, fetlak; akin to Middle High German vizzelach, vizlach, vizloch fetlock, vezzel, vizzel pastern, Old English fōt foot — more at foot
1. : a projection like a cushion bearing a tuft of long hair on the back side of the leg above the hoof of the horse and similar animals
2. : the tuft of hair itself
3. or fetlock joint : the joint of the limb at the fetlock between the great pastern bone and the metatarsal or metacarpal
II. noun
( -s )
Etymology: by alteration (influence of fetlock ) (I)
: fetterlock I