As nouns the difference between knuckler and knucker
is that knuckler is (baseball) a knuckleball while knucker is a kind of , living in knuckerholes in sussex, england.
knuckler
English
Noun
(
en noun)
(baseball) A knuckleball
See also
*curveball
*slider
*fastball
*cut fastball
*two-seam fastball
*split finger fastball
*sinker
*screwball knucker
English
Noun
(
en noun)
A kind of , living in knuckerholes in Sussex, England.