sensualism noun4 •Addiction to or obsession with sensual pleasures or affairs. •A sensual style or aesthetic. •The doctrine that gratification of the senses is the highest good. •The doctrine that all knowledge not only originates in sensation, but are transformed sensations, copies or relics of sensations; sensationalism.For Sensualism the only source of human knowledge is sensation: everything reduces to transformed sensations. — 1913 formssensualisms