Source : Webster's Revised Unabridged Dictionary (1913)

Sublet \Sub*let"\, v. t. [imp. & p. p. {Sublet}; p. pr. & vb. n.
   {Subletting}.]
   To underlet; to lease, as when a lessee leases to another
   person.

Source : WordNet®

sublet
     n : a lease from one lessee to another [syn: {sublease}]
     v : lease or rent all or part of (a leased or rented property)
         to another person; "We sublet our apartment over the
         summer" [syn: {sublease}]
     [also: {subletting}]

subletting
     See {sublet}