Source : Webster's Revised Unabridged Dictionary (1913)

Jocund \Joc"und\, [L. jocundus, jucundus, orig., helpful, fr.
   juvare to help. See {Aid}.]
   Merry; cheerful; gay; airy; lively; sportive.

         Night's candles are burnt out, and jocund day Stands
         tiptoe on the misty mountain tops.       --Shak.

         Rural sports and jocund strains.         --Prior.
   -- {Joc"und*ly}, adv. -- {Joc"und*ness}, n.