night man—
1. a man who does work during the night:
- A company taxi is usually driven by both a day-man and a nightman.
2. a man who does illegal things at night:
- The people hated any type of investigator because so many of them were “night men.”
3. smb. who prefers to be active in the nighttime:
- Morris is a night man. He’d have a chapter from me morning or afternoon and then work on his at night.
night person— = night man 3:
- I can’t function in the morning. I’m strictly a night person.