That meeting achieved absolutely nothing - it was a complete waste of time.
She's been unemployed for two years and it's such a waste of her talents.
This food mixer's been a total waste of money - we never use it.
I don't [watch] m[uch] television because I think it's a waste of time. (Preliminary English Test; B1; Portuguese)
Britain produces 20 million tonnes of household waste each year.
He opposes any kind of nuclear waste being dumped at sea.
Oil spills are common, as is the dumping of toxic waste.
What I did to get it was send them an article based on some possible solutions to the problem of nuclear waste in my local area. (First Certificate in English; B2; Spanish)
The Japanese recycle more than half of their waste paper.
In addition, some waste materials are carried to the incinerator where they are burnt completely at very high temperatures. (First Certificate in English; B2; Hungarian)
You waste a lot of water by having a bath instead of a shower.
Come on, let's get started - we've wasted enough time already.
Don't waste your money on me, love, keep it for yourself.
It's nice to hear that you want to go to Colombia and I'm really happy because I can tell you all the details so you won't waste time and money. (Preliminary English Test; B1; Spanish)
Good coffee is wasted on Joe - he prefers instant.
Many older pe[ople] can be heard grumbling that youth is wasted on the young, and I can see their point, though obviously I don't agree. (Certificate of Proficiency in English; C2; Swedish)