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All this uneaten food – what a waste!
a campaign to increase efficiency and reduce waste in government departments
a waste of young talent
There was growing opposition to the war and its senseless waste of life.
The cherries will just go to waste if we don't pick them soon.
A bill was introduced to clean up toxic wastes from local factories.
a controversy over the storage of nuclear waste
human waste (=substances that your body gets rid of when you go to the toilet)
The process recycles domestic waste to produce fertilizer.
This is the British English definition of waste. View American English definition of waste.
someone who studies the stars and planets using scientific equipment including telescopes