Source : Webster's Revised Unabridged Dictionary (1913)

Revel \Rev"el\, v. i. [imp. & p. p. {Reveled}or {Revelled}; p.
   pr. & vb. n. {Reveling} or {Revelling}.] [OF. reveler to
   revolt, rebel, make merry, fr. L. rebellare. See {Rebel}.]
   1. To feast in a riotous manner; to carouse; to act the
      bacchanalian; to make merry. --Shak.

   2. To move playfully; to indulge without restraint. ``Where
      joy most revels.'' --Shak.

Source : WordNet®

revel
     n : unrestrained merrymaking [syn: {revelry}]
     [also: {revelling}, {revelled}]

revel
     v 1: take delight in; "he delights in his granddaughter" [syn: {delight},
           {enjoy}]
     2: celebrate noisily, often indulging in drinking; engage in
        uproarious festivities; "The members of the wedding party
        made merry all night"; "Let's whoop it up--the boss is
        gone!" [syn: {racket}, {make whoopie}, {make merry}, {make
        happy}, {whoop it up}, {jollify}, {wassail}]
     [also: {revelling}, {revelled}]

revelling
     See {revel}