Source : Webster's Revised Unabridged Dictionary (1913)

Conjoin \Con*join\, v. t. [imp. & p. p. {Conjoined}; p. pr. &
   vb. n. {Conjoining}.] [F. conjoindre, fr. L. conjungere,
   -junctum; con- + jungere to join. See {Join}, and cf.
   {Conjugate}, {Conjunction}.]
   To join together; to unite.

         The English army, that divided was Into two parties, is
         now conjoined in one.                    --Shak.

         If either of you know any inward impediment why you
         should not be conjoined.                 --Shak.

         Let that which he learns next be nearly conjoined with
         what he knows already.                   --Locke.

Conjoin \Con*join"\, v. i.
   To unite; to join; to league. --Shak.

Source : WordNet®

conjoin
     v 1: make contact or come together; "The two roads join here"
          [syn: {join}] [ant: {disjoin}]
     2: take in marriage [syn: {marry}, {get married}, {wed}, {hook
        up with}, {get hitched with}, {espouse}]