English

Noun

fastball ‎(plural fastballs)

1. (baseball) Any of the variations of high speed pitches thrown in baseball
2. (baseball) A four-seam fastball, which is a backspin pitch thrown with a ball gripped in the direction to cause four of the seams of the ball to cross the flight path and released with roughly equal pressure by the index and middle fingers

   The pitcher had a blazing fastball.

Synonyms

• hummer (slang)
• cheese (slang)
• heat (slang)
• gas (slang)

See also

• curveball
• slider
• cut fastball
• two-seam fastball
• split-finger fastball
• sinker
• screwball
• knuckleball
• gyroball
• spitball
• change-up
• Bugs Bunny change-up