An Encylopedia Britannica Company

second–string

1 ENTRIES FOUND:
second–string /ˌsɛkəndˈstrɪŋ/ adjective
second–string
/ˌsɛkəndˈstrɪŋ/
adjective
Britannica Dictionary definition of SECOND–STRING
always used before a noun chiefly US, sports
: not used as one of the regular players on a team compare first-string

— second stringer

noun, plural second stringers chiefly US [count]