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