Cru"et (krû"ĕt), n. [Anglo-French cruet, a dim. from OF. crue, cruie; of German or Celtic origin, and akin to E. crock an earthen vessel.] 1. A bottle or vessel; esp., a vial or small glass bottle for holding vinegar, oil, pepper, or the like, for the table; a caster. Swift.

2. (Eccl.) A vessel used to hold wine, oil, or water for the service of the altar.

Cruet stand, a frame for holding cruets; a caster.