スクリューボール

noun

screwball

A baseball pitch that breaks in the opposite direction of a curveball; also used metaphorically for an eccentric person, but only the baseball sense is covered here.

• 彼かれのスクリューボールは右みぎ打だ者しゃの内ない角かくをえぐる。

  His screwball cuts inside against right-handed batters.

• スクリューボールを投なげられる投とう手しゅは少すくない。

  Few pitchers can throw a screwball.