Source : Webster's Revised Unabridged Dictionary (1913)

Carousing \Ca*rous"ing\, a.
   That carouses; relating to a carouse.

Carouse \Ca*rouse"\, v. i. [imp. & p. p. {Caroused}; p. pr. &
   vb. n. {Carousing}.]
   To drink deeply or freely in compliment; to take part in a
   carousal; to engage in drunken revels.

         He had been aboard, carousing to his mates. --Shak.

Source : WordNet®

carousing
     adj : used of riotously drunken merrymaking; "a night of
           bacchanalian revelry"; "carousing bands of drunken
           soldiers"; "orgiastic festivity" [syn: {bacchanalian},
           {bacchanal}, {bacchic}, {orgiastic}]