a person with whom you are acquainted; "I have trouble remembering the names of all my acquaintances"; "we are friends of the family" पर्याय: acquaintance,
an associate who provides cooperation or assistance; "he''s a good ally in fight" पर्याय: ally,
a person you know well and regard with affection and trust; "he was my best friend at the university"
a person who backs a politician or a team etc.; "all their supporters came out for the game"; "they are friends of the library" पर्याय: supporter, protagonist, champion, admirer, booster,