third-string

See also: third string

English

Etymology

(This etymology is missing or incomplete. Please add to it, or discuss it at the Etymology scriptorium.)

Adjective

third-string (not comparable)

1. belonging to the third string of a team; one who plays behind the first and second strings.

   The young college quarterback was on the third-string, and played only during blowouts.

2. a substitute or replacement.