a boy or man
a friend who is frequently in the company of another
a person who is member of one's class or profession
one of a pair
a member of a learned society
an informal form of address for a man
a man who is the lover of a girl or young woman
- Though her life was in the balance,she thought only of the safety of her fellows.
- Another pebble rattled down the cistern, following a hundred of its fellows into oblivion.