The Collaborative International Dictionary of English v.0.48:

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.
      [1913 Webster]

            We are enforced to farm our royal realm. --Shak.
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   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.
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            To farm their subjects and their duties toward
            these.                                --Burke.
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   3. To take at a certain rent or rate.
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   4. To devote (land) to agriculture; to cultivate, as land; to
      till, as a farm.
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   To farm let, To let to farm, to lease on rent.
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The Collaborative International Dictionary of English v.0.48:

Farming \Farm"ing\, a.
   Pertaining to agriculture; devoted to, adapted to, or engaged
   in, farming; as, farming tools; farming land; a farming
   community.
   [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Farming \Farm"ing\, n.
   The business of cultivating land.
   [1913 Webster]

WordNet (r) 3.0 (2006):

farming
    adj 1: relating to rural matters; "an agrarian (or agricultural)
           society"; "farming communities" [syn: agrarian,
           agricultural, farming(a)]
    n 1: the practice of cultivating the land or raising stock [syn:
         farming, agriculture, husbandry]
    2: agriculture considered as an occupation or way of life;
       "farming is a strenuous life"; "there's no work on the land
       any more" [syn: farming, land]

The Free On-line Dictionary of Computing (19 January 2023):

farming

    (From Adelaide University, Australia) What the
   heads of a disk drive are said to do when they plow little
   furrows in the magnetic media during a head crash.
   Typically used as follows: "Oh no, the machine has just
   crashed; I hope the hard drive hasn't gone farming again."

   [Jargon File]

   (2001-03-26)