Reverse Dictionary: KNUCKLE

ADJECTIVES
► KNUCKLESOME having prominent knuckles → 1919
► KNUCKLY having large or prominent knuckles → 1870

NOUNS
► KNUCKS knuckles, brass knuckles → 1858 US sl.
► MARROWBONE a knuckle → 1834 Amer. sl.
► NAB a knuckle → 1891 Eng. dial.