knuckleball (suomeksi)

Määritelmät:

(lb, en, baseball) 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.
(lb, en, figurative) An event that is hard to predict.
(lb, en, intransitive, baseball) To pitch knuckleballs.