finisher (Noun) — (baseball) a relief pitcher who can protect a lead in the last inning or two of the game.
finisher (Noun) — A racing driver who finishes a race.
finisher (Noun) — A painter who applies a finishing coat.
finisher (Noun) — A worker who performs the last step in a manufacturing process.
finisher (Noun) — A race car that finishes a race.
finisher (Noun) — An animal that wins in a contest of speed.