knuckler knuckle post • knuckles · · · Info · Definitions · Synonyms · Characters · · knuckler · · Text Latin · · Script 8 · · Length 2 · · Syllables Definitions · · · (noun) a baseball pitch thrown with little speed or spin. Synonyms: knuckleball. · · Noun Definition 1 Synonyms · · · knuckleball · · Synonym 1 Characters · · c latin small letter c U+0063 e latin small letter e U+0065 k latin small letter k U+006B l latin small letter l U+006C n latin small letter n U+006E r latin small letter r U+0072 u latin small letter u U+0075