runner
run.ner \'r*n-*r\ n 1a: one that runs : RACER 1b: BASE RUNNER 1c: a football player in possession of a live ball 2a: MESSENGER 2b: one that smuggles or distributes illicit or contraband goods (as drugs, liquor, or guns) 3a: any of various large active carangid fishes 3b: BLACKSNAKE 4a: either of the longitudinal pieces on which a sled or sleigh slides 4b: the part of a skate that slides on the ice : BLADE 4c: the support of a drawer or a sliding door 5a: a growth produced by a plant in running; esp : STOLON 5b: a plant that forms or spread by means of runners 5c: a twining vine (as a scarlet runner) 6a: a long narrow carpet for a hall or staircase 6b: a narrow decorative cloth cover for a table or dresser top
Webster's English Dictionary