1. (n.) The act of dispersing; separation; dispersion; wasting away; as, dissipation of wealth.

2. (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.

3. (n.) A trifle which wastes time or distracts attention.