useless consumption or expenditure; use without adequate return; an act or instance of wasting: The project was a waste of material, money, time, and energy.
13.
neglect, instead of use: waste of opportunity.
14.
gradual destruction, impairment, or decay: the waste and repair of bodily tissue.
15.
devastation or ruin, as from war or fire.
16.
a region or place devastated or ruined: The forest fire left a blackened waste.