fastball

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WORDNET DICTIONARY

Noun fastball has 1 sense

fastball(n = noun.act) bullet, heater, hummer, smoke - (baseball) a pitch thrown with maximum velocity; "he swung late on the fastball"; "he showed batters nothing but smoke"

is a kind of delivery, pitch

has particulars: slider

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CIDE DICTIONARY

fastball, n.

a baseball thrown with maximum velocity. [WordNet 1.5]

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THESAURUS

fastball

bowl, cast, change of pace, change-up, chuck, chunk, curve, downcurve, fling, flip, forward pass, heave, hurl, incurve, knuckleball, lateral, lateral pass, lob, outcurve, pass, peg, pitch, put, screwball, serve, service, shot-put, shy, sinker, slider, sling, spitball, spitter, throw, toss, upcurve

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