a bath in which a person sits immersed up to the hips (used as a therapy); a hip-bath.

a bath-tub used for taking hip-bath.

a very acutely disordered state of mind involving incoherent speech, hallucinations, and frenzied excitement, occurring in metabolic disorders, intoxication, fever, etc.

(fig.) uncontrolably wild excitement or emotion; high ecstasy.