Source : Webster's Revised Unabridged Dictionary (1913)

Lucrative \Lu"cra*tive\, a. [L. lucrativus, fr. lucrari to gain,
   fr. lucrum gain: cf. F. lucratif. See {Lucre}.]
   1. Yielding lucre; gainful; profitable; making increase of
      money or goods; as, a lucrative business or office.

            The trade of merchandise being the most lucrative,
            may bear usury at a good rate.        --Bacon.

   2. Greedy of gain. [Obs.]

            Such diligence as the most part of our lucrative
            lawyers do use, in deferring and prolonging of
            matters and actions from term to term. --Latimer.

Source : WordNet®

lucrative
     adj : producing a good profit; "a remunerative business" [syn: {moneymaking},
            {remunerative}]