The Collaborative International Dictionary of English v.0.48:

Tomb \Tomb\, n. [OE. tombe, toumbe, F. tombe, LL. tumba, fr. Gr.
   ? a tomb, grave; perhaps akin to L. tumulus a mound. Cf.
   Tumulus.]
   1. A pit in which the dead body of a human being is
      deposited; a grave; a sepulcher.
      [1913 Webster]

            As one dead in the bottom of a tomb.  --Shak.
      [1913 Webster]

   2. A house or vault, formed wholly or partly in the earth,
      with walls and a roof, for the reception of the dead. "In
      tomb of marble stones." --Chaucer.
      [1913 Webster]

   3. A monument erected to inclose the body and preserve the
      name and memory of the dead.
      [1913 Webster]

            Hang her an epitaph upon her tomb.    --Shak.
      [1913 Webster]

   Tomb bat (Zool.), any one of species of Old World bats of
      the genus Taphozous which inhabit tombs, especially the
      Egyptian species (Taphozous perforatus).
      [1913 Webster]