Source : Webster's Revised Unabridged Dictionary (1913)

Farm \Farm\, v. t. [imp. & p. p. {Farmed}; p. pr. & vb. n.
   {Farming}.]
   1. To lease or let for an equivalent, as land for a rent; to
      yield the use of to proceeds.

            We are enforced to farm our royal realm. --Shak.

   2. To give up to another, as an estate, a business, the
      revenue, etc., on condition of receiving in return a
      percentage of what it yields; as, to farm the taxes.

            To farm their subjects and their duties toward
            these.                                --Burke.

   3. To take at a certain rent or rate.

   4. To devote (land) to agriculture; to cultivate, as land; to
      till, as a farm.

   {To farm let}, {To let to farm}, to lease on rent.