have a good/bad night

have a bad night

To sleep poorly or restlessly. I had a bad night last night, so I hope I don't doze off during the exam.
See also: bad, have, night

have a good night

1. expression A set phrase used when parting at nighttime. Bye guys! Have a good night!
2. verb To sleep well or restfully. I'm glad I had a good night before my hardest exam.
See also: good, have, night

have a good/bad ˈnight

sleep well/badly during the night: He was very tired after his bad night, and wanted very much to take the day off work.
See also: bad, good, have, night
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