pinch runner

US /ˈpɪntʃ ˌrʌn.ər/
UK /ˈpɪntʃ ˌrʌn.ər/
"pinch runner" picture
1.

pinch runner, corridore di riserva

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.
L'allenatore ha mandato un pinch runner per rubare la seconda base.
The veteran catcher was replaced by a speedy pinch runner.
Il ricevitore veterano è stato sostituito da un veloce pinch runner.