Found 2 items, similar to fastball.
English → English (WordNet) Definition: fastball fastball n : (baseball) a pitch thrown with maximum velocity; “he swung late on the fastball”; “he showed batters nothing but smoke” [syn: heater, smoke, hummer, bullet]
English → English (gcide) Definition: fastball fastball \fast"ball`\ n. (Baseball) a baseball thrown with maximum velocity. Syn: heater, smoke, hummer, bullet. [WordNet 1.5]