- (countable) Anything lost by wear or waste
- (uncountable) The amount or proportion of something that is wasted or lost by deterioration
"The average wastage is 1.5% in the grocery department."
- In hunting, the act of abandoning animal carcasses or parts; usually illegal
- Goods that are damaged, out of date, reduced, or generally unsaleable, which are destined to be thrown away and which are written off as a loss