Word: knuckleball
Part of speech: Noun
Syllables: knuck
le
ball
Definition: A pitch thrown with the ball gripped on the fingertips and released with no rotation, which travels over an unpredictable path to the plate due to micro-turbulence in the air.
Morphemes:
Affix: knuckle
Language: en
PoS: Verb
Meaning: To apply pressure, or rub or massage with one's knuckles.
Affix: ball
Language: en
PoS: Noun
Meaning: A pitch that falls outside of the strike zone.