junk pitch

[ juhngk pich ]
/ ˈdʒʌŋk ˌpɪtʃ /

noun Baseball.

a pitch with such a slow speed that the batter must compensate with exceptional bat speed: He knew the strike zone better than any other hitter, and he was never fooled by a junk pitch.

Origin of junk pitch

First recorded in 1945–50