n. [ Cf. F. sensualisme. ] 1. The condition or character of one who is sensual; subjection to sensual feelings and appetite; sensuality. [ 1913 Webster ]
2. (Philos.) The doctrine that all our ideas, or the operations of the understanding, not only originate in sensation, but are transformed sensations, copies or relics of sensations; sensationalism; sensism. [ 1913 Webster ]
3. (Ethics) The regarding of the gratification of the senses as the highest good. Krauth-Fleming. [ 1913 Webster ]