waste of time

1. 1.

   the devotion of time to a useless activity

   “the waste of time could prove fatal”

   Broaderwaste

Questions about waste of time

What does waste of time mean?

waste of time means "the devotion of time to a useless activity".

Is waste of time a common word?

waste of time is banded "Rare" — specialist or archaic — most readers will not have met it. The band comes from how often the word appears in a large corpus of everyday English, not from an editor's impression.