Screwball

Noun

 * 1)  A pitch thrown with added pressure by the index finger and a twisting wrist motion resulting in a motion to the right when thrown by a right-handed pitcher.
 * The screwball is not thrown much because it tends to damage pitcher's arms.
 * 1) 🇺🇸 One who behaves in a crazy or screwball manner.
 * I will not listen to this screwball any longer.

Adjective
screwball (no comparative or superlative)


 * 1) 🇺🇸 Crazy, offbeat, bizarre, zany, or weird.

Derived terms

 * screwball comedy

Thesaurus
abnormal, alien, aliene, anomalous, balmy, bananas, barmy, bats, batty, beany, bedlamite, bonkers, borderline case, bowl, buggy, bughouse, bugs, case, cast, change of pace, change-up, character, chuck, chunk, crackbrain, crackers, crackpot, crank, crankish, cranky, crotchety, cuckoo, curve, daffy, dement, demoniac, deviant, deviative, different, ding-a-ling, dippy, divergent, dotty, downcurve, eccentric, energumen, erratic, exceptional, fanatic, fastball, fey, flake, flaky, fling, flip, flipped, forward pass, fou, freak, freaked-out, freakish, fruitcakey, fruity, funny, gaga, goofy, harebrain, haywire, heave, hermit, hobo, hurl, idiocratic, idiosyncratic, idiot, incurve, irregular, just plain nuts, kinky, knuckleball, kook, kooky, lateral, lateral pass, lob, lone wolf, loner, loon, loony, loopy, lunatic, madman, maggoty, maniac, maverick, meshuggenah, natural, noncompos, nonconformist, nut, nuts, nutty, odd, odd fellow, oddball, oddity, off the hinges, off the track, off the wall, original, outcurve, outsider, pariah, pass, peculiar, peg, phrenetic, pitch, potty, put, queer, queer duck, queer fish, queer specimen, quirky, rara avis, raving lunatic, recluse, round the bend, screwballs, screwy, serve, service, shot-put, shy, singular, sinker, slaphappy, slider, sling, solitary, spitball, spitter, strange, strange duck, throw, toss, tramp, twisted, type, unconventional, unnatural, upcurve, wacky, weirdo, whimsical, zealot

Etymology
From screw + ball