Definition of "Coaster" :
noun: a covering (plate or mat) that protects the surface of a table (i.e., from the condensation on a cold glass or bottle)
noun: someone who coasts
noun: a resident of a coastal area
noun: a covering (plate or mat) that protects the surface of a table (i.e., from the condensation on a cold glass or bottle)
noun: someone who coasts
noun: a resident of a coastal area