runner

(football) the player who is carrying (and trying to advance) the ball on an offensive play.

Someone who travels on foot by running.

Fish of western Atlantic: Cape Cod to Brazil.

A baseball player on the team at bat who is on base (or attempting to reach a base).

A horizontal branch from the base of plant that produces new plants from buds at its tips.

Someone who imports or exports without paying duties.

A long narrow carpet.

A person who is employed to deliver messages or documents.

“he sent a runner over with the contract”

A trained athlete who competes in foot races.

Device consisting of the parts on which something can slide along.