/ Dictionary / Index N next friend: Meaning and Definition of Find definitions for: next' friend' Pronunciation: [key] — Law. Law. a person other than a duly appointed guardian who acts on behalf of an infant or other person not fully qualified by law to act on his or her own behalf. Also calledCf. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. next-door next of kin Related Content Daily Word Quiz: opulent Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language