catch some Z's

Từ điển WordNet v3.1 - WordNet Dictionary

verb

be asleep
• Syn:
sleep, kip, slumber, log Z's
• Ant:
wake (for: sleep)
• See Also:
sleep in (for: sleep), sleep late (for: sleep), sleep out (for: sleep)
• Derivationally related forms:
slumber (for: slumber), slumberer (for: slumber), kip (for: kip), sleep (for: sleep), sleeper (for: sleep), sleeping (for: sleep)
• Hypernyms:
rest
• Hyponyms:
bundle, practice bundling, nap, catnap, catch a wink,
sleep late, sleep in, hibernate, hole up, estivate, aestivate
• Verb Frames:
- Somebody ----s