Meaning & use
waste of time
An activity or effort that produces little or no useful result and is not worth the time it takes.
See it in a sentence
Sitting through that meeting without an agenda was a complete waste of time.
He decided arguing with the troll online was a waste of time.
A note on using this word
Waste of time functions as a noun phrase and is often used as a blunt, informal judgment of an activity's value.
Words with a similar meaning
futile effort
Choose a synonym to suit the sentence. Meanings can overlap without being identical.
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