runner

noun

1. a person, animal, or thing that runs; specif.,
   1. a racer
   2. ☆ Baseball base runner
   3. ☆ Football a player running with the ball
2. a person who runs errands, carries messages, etc., as for a bank or brokerage house
3. a smuggler
4. a person who operates or manages something, as a machine
5. 1. a long, narrow, decorative cloth for the top of a table, chest of drawers, etc.
   2. a long, narrow rug, as for a hall or corridor
6. a long ravel, as in hose; run
7. 1. a long, slender, horizontal trailing stem that puts out roots along or just below the ground at its tip or its nodes, thus producing new plants; stolon
   2. any plant that spreads in this way, as the strawberry
8. any of various twining plants: the scarlet runner
9. something on or in which something else moves, as a sliding part in machinery or the support along which a sliding door moves
10. ☆ either of the long, narrow pieces of metal or wood on which a sled or sleigh slides
11. ☆ the blade of a skate
12. a ring, loop, etc. that can slide along a strap, rod, etc., often one to which another part or parts can be attached
13. Metallurgy a channel through which molten metal is poured into a mold; gate
14. Zool. any of various edible jack fishes of warm seas, as a bluish species (Caranx crysos) and a striped bluish species (Elagatis bipinnulata)