pinch runner
US /ˈpɪntʃ ˌrʌn.ər/
UK /ˈpɪntʃ ˌrʌn.ər/

1.
대주자, 핀치 러너
a baseball player who is substituted for another player on base, usually to provide more speed on the basepaths
:
•
The coach sent in a pinch runner to steal second base.
감독은 2루를 훔치기 위해 대주자를 내보냈다.
•
The veteran catcher was replaced by a speedy pinch runner.
베테랑 포수는 빠른 대주자로 교체되었다.