n.
Pronunciation: ' k ō s-t ə r
Function: noun
Date: 1574
1 : one that coasts: as a : a person engaged in coastal traffic or commerce b : a ship sailing along a coast or engaged in trade between ports of the same country
2 : a resident of a seacoast
3 a : a tray or decanter stand usually of silver and sometimes on wheels b : a shallow container or a plate or mat to protect a surface
4 a : a small vehicle (as a sled or wagon) used in coasting b : ROLLER COASTER