screwball Meaning, Definition & Usage

  1. noun a whimsically eccentric person
    fruitcake; nut case; nut; crackpot; crank.
  2. noun a pitch with reverse spin that curves toward the side of the plate from which it was thrown
  3. adjective satellite foolish; totally unsound
    crazy; softheaded; half-baked.
    • a crazy scheme
    • half-baked ideas
    • a screwball proposal without a prayer of working

WordNet