definition of
friend

[1] #1 friend n. a person you know well and regard with affection and trust; "he was my best friend at the university". wn

[2] #2 friend n. [ally] an associate who provides cooperation or assistance; "he's a good ally in fight". wn

[3] #3 friend n. [acquaintance] a person with whom you are acquainted; "I have trouble remembering the names of all my acquaintances"; "we are friends of the family". wn

[4] #4 friend n. [supporter, protagonist, champion, admirer, booster] a person who backs a politician or a team etc.; "all their supporters came out for the game"; "they are friends of the library". wn

[5] #5 friend n. [Friend, Quaker] a member of the Religious Society of Friends founded by George Fox (the Friends have never called themselves Quakers). wn