caster Meaning, Definition & Usage

  1. noun a worker who casts molten metal into finished products
  2. noun a shaker with a perforated top for sprinkling powdered sugar
    castor.
  3. noun a pivoting roller attached to the bottom of furniture or trucks or portable machines to make them movable
    castor.

WordNet

Cast"er noun
Definitions
  1. One who casts; as, caster of stones, etc. ; a caster of cannon; a caster of accounts.
  2. A vial, cruet, or other small vessel, used to contain condiments at the table; as, a set of casters.
  3. A stand to hold a set of cruets.
  4. A small wheel on a swivel, on which furniture is supported and moved.

Webster 1913