n. The act of dissipating or dispersing; a state of dispersion or separation; dispersion; waste.n. A dissolute course of life, in which health, money, etc., are squandered in pursuit of pleasure; profuseness in vicious indulgence, as late hours, riotous living, etc.; dissoluteness.n. A trifle which wastes time or distracts attention.n. A loss of energy, usually as heat, from a dynamic system