Prochein amy

from The Collaborative International Dictionary of English v.0.48

Prochein \Pro"chein\, a. [F. prochain, fr. L. (assumed)
   proximanus, fr. proximus.]
   Next; nearest.
   [1913 Webster]

   {Prochein ami} or {Prochein amy}(Law), the next friend. See
      under {Next}.
      [1913 Webster]

from Bouvier's Law Dictionary, Revised 6th Ed (1856)

PROCHEIN AMY, more correctly prochein ami. Next friend. 
     2. He who, without being appointed guardian, sues in the name of an 
infant for the recovery of the rights of the latter, or does such other acts 
as are authorized by law; as, in Pennsylvania, to bind the infant 
apprentice. 3 Serg. & Rawle, 172; 1 Ashm. Rep. 27. For some of the rules 
with respect to the liability or protection of a prochein amy, see 4 Madd. 
461; 2 Str. 709; 3 Madd. 468; 1 Dick. 346; 1 Atk. 570; Mosely, 47, 85; 1 
Ves. Jr. 409; 10 Ves. 184; 7 Ves. 425; Edw. on Parties, 182 to 204.