–noun 1. a person attached to another by feelings of affection or personal regard.
2. a person who gives assistance; patron; supporter: friends of the Boston Symphony.
3. a person who is on good terms with another; a person who is not hostile: Who goes there? Friend or foe?
4. a member of the same nation, party, etc.
5. (initial capital letter) a member of the Religious Society of Friends; a Quaker.
–verb (used with object) 6. Rare. to befriend.
—Idiom7. make friends with, to enter into friendly relations with; become a friend to.
OR
1. A person whom one knows, likes, and trusts.
2. A person whom one knows; an acquaintance.
3. A person with whom one is allied in a struggle or cause; a comrade.
4. One who supports, sympathizes with, or patronizes a group, cause, or movement: friends of the clean air movement.
5. Friend A member of the Society of Friends; a Quaker.
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That's what I believe & call a friend. One of the above.