WordNet
waste one's time
v. be lazy or idle; "Her son is just bumming around all day" [syn: bum, bum around, bum about, arse around, arse about, fuck off, loaf, frig around, lounge around, loll, loll around, lounge about]
Usage examples of "waste one's time".
Since freedom of speech is our sacred heritage and includes the freedom to waste one's time, there would have been no harm in such talk--beyond the fact that one could find so many endeavors more profitable than discussions of a man who seems to have nothing to his credit except a building that was begun and could not be completed.