What does "dissipation" mean?

Dissipation: 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. To reclaim the spendthrift from his dissipation and extravagance. P. Henry.

Additional senses

  1. 2.A trifle which wastes time or distracts attention. Prevented from finishing them [the letters] a thousand avocations and dissipations. Swift. Dissipation of energy. Same as Degradation of energy, under Degradation.

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