There are multiple definitions - click on the translation that matches your context.

resíduo

substantivo

full

waste

noun

Definitions of waste

a wrong, bad, or ineffective use of resources such as money, skills, or time etc

Waste injures the interests of shareholders.

unwanted materials or substances left over when you have used something

The Welsh Government should give a firm refusal to any plans to create a site to bury nuclear waste in Wales, an assembly member has said.