waste one's time

Từ điển WordNet v3.1 - WordNet Dictionary

verb

be lazy or idle
- Her son is just bumming around all day
• Syn:
bum, bum around, bum about, arse around, arse about,
arse about, loaf, frig around, lounge around, loll,
loll around, lounge about
• Derivationally related forms:
loafer (for: loaf)
• Hypernyms:
idle, laze, slug, stagnate
• Verb Frames:
- Somebody ----s
- Somebody ----s PP