[1] : The Collaborative International Dictionary of English v.0.48

next \next\ ne^kst, a., superl. of nigh. as. n=ehst,
   ni'ehst, n=yhst, superl. of ne'ah nigh. see nigh.
   1. nearest in place; having no similar object intervening.
      --chaucer.
      1913 webster

            her princely guest
            was next her side; in order sat the rest. --dryden.
      1913 webster

            fear followed me so hard, that i fled the next way.
                                                  --bunyan.
      1913 webster

   2. nearest in time; as, the next day or hour.
      1913 webster

   3. adjoining in a series; immediately preceding or following
      in order.
      1913 webster

            none could tell whose turn should be the next.
                                                  --gay.
      1913 webster

   4. nearest in degree, quality, rank, right, or relation; as,
      the next heir was an infant.
      1913 webster

            the man is near of kin unto us, one of our next
            kinsmen.                              --ruth ii. 20.
      1913 webster

   note: next is usually followed by to before an object, but to
         is sometimes omitted. in such cases next in considered
         by many grammarians as a preposition.
         1913 webster

   next friend law, one who represents an infant, a married
      woman, or any person who can not appear sui juris, in a
      suit at law.
      1913 webster
see also:
nigh next friend 

[2] : WordNet (r) 2.0

next friend
     n : law a person who acts on behalf of an infant or disabled
         person

[3] : Bouvier's Law Dictionary, Revised 6th Ed (1856)

next friend. one who, without being regularly appointed guardian, acts for 
the benefit of an infant, married woman, or other person, not sui juris. 
vide amy; prochein amy. 

Next >> N Words
Next, definition of term: Next
next_pag1.html

Friend >> F Words
Friend, definition of term: Friend
friend_pag1.html

Next Door >> N Words
Next Door, definition of term: Next Door
next+door_pag1.html

Lady Friend >> L Words
Lady Friend, definition of term: Lady Friend
lady+friend_pag1.html

Best Friend >> B Words
Best Friend, definition of term: Best Friend
best+friend_pag1.html

Next Of Kin >> N Words
Next Of Kin, definition of term: Next Of Kin
next+of+kin_pag1.html