Screwball - Definition

adj 1: foolish; totally unsound; "a crazy scheme"; "half-baked
ideas"; "a screwball proposal without a prayer of
working" [syn: crazy, half-baked, screwball,
softheaded]
n 1: a whimsically eccentric person [syn: crackpot, crank,
nut, nut case, fruitcake, screwball]
2: a pitch with reverse spin that curves toward the side of the
plate from which it was thrown