[n] fish of western Atlantic: Cape Cod to Brazil
[n] device consisting of the parts on which something can slide along
[n] a baseball player on the team at bat who is on base (or attempting to reach a base)
[n] a person who is employed to deliver messages or documents; "he sent a runner over with the contract"
[n] someone who travels on foot by running
[n] a trained athlete who competes in foot races
[n] someone who imports or exports without paying duties
[n] a horizontal branch from the base of plant that produces new plants from buds at its tips