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.
tr.v. friend·ed, friend·ing, friends Archaic
[Middle English, from Old English frond; see pr- in Indo-European roots.]