1 gentleman, male, fellow, Colloq guy, chap, Brit bloke, squire, Slang gink, geezer, US gazabo:
Have you met the man she is going to marry?
2 people, human beings, mankind, mortals, Homo sapiens, humanity, humankind, the human race:
Man wants but little here below.
3 valet, manservant, gentleman's gentleman, servant, retainer, houseboy, houseman:
Humberson sent his man round with a note.
4 staff, people, crew; cover:
Who will man the office while I am away?