second-stringer

Từ điển WordNet v3.1 - WordNet Dictionary

noun

an athlete who plays only when a starter on the team is replaced
• Syn:
substitute, reserve
• Derivationally related forms:
substitute (for: substitute)
• Hypernyms:
athlete, jock
• Hyponyms:
bench warmer, pinch hitter
• Member Holonyms:
bench