\Puis"ne\ (p[=u]"n[y^]), a. [See {Puny}.]
1. Later in age, time, etc.; subsequent. [Obs.] `` A puisne
   date to eternity.'' --Sir M. Hale.
2. Puny; petty; unskilled. [Obs.]
3. (Law) Younger or inferior in rank; junior; associate; as,
   a chief justice and three puisne justices of the Court of
   Common Pleas; the puisne barons of the Court of Exchequer.
   --Blackstone.

\Puis"ne\, n.
One who is younger, or of inferior rank; a junior; esp., a
judge of inferior rank.
      It were not a work for puisnes and novices. --Bp. Hall.