Source : Webster's Revised Unabridged Dictionary (1913)

Tile \Tile\, n. [OE. tile, tigel, AS. tigel, tigol, fr. L.
   tegula, from tegere to cover. See {Thatch}, and cf.
   {Tegular}.]
   1. A plate, or thin piece, of baked clay, used for covering
      the roofs of buildings, for floors, for drains, and often
      for ornamental mantel works.

   2. (Arch.)
      (a) A small slab of marble or other material used for
          flooring.
      (b) A plate of metal used for roofing.

   3. (Metal.) A small, flat piece of dried earth or
      earthenware, used to cover vessels in which metals are
      fused.

   4. A draintile.

   5. A stiff hat. [Colloq.] --Dickens.

   {Tile drain}, a drain made of tiles.

   {Tile earth}, a species of strong, clayey earth; stiff and
      stubborn land. [Prov. Eng.]

   {Tile kiln}, a kiln in which tiles are burnt; a tilery.

   {Tile ore} (Min.), an earthy variety of cuprite.

   {Tile red}, light red like the color of tiles or bricks.

   {Tile tea}, a kind of hard, flat brick tea. See {Brick tea},
      under {Brick}.

Tile \Tile\, v. t. [imp. & p. p. {Tiled}; p. pr. & vb. n.
   {Tiling}.]
   1. To cover with tiles; as, to tile a house.

   2. Fig.: To cover, as if with tiles.

            The muscle, sinew, and vein, Which tile this house,
            will come again.                      --Donne.

Tile \Tile\, v. t. [See 2d {Tiler}.]
   To protect from the intrusion of the uninitiated; as, to tile
   a Masonic lodge.

Source : WordNet®

tile
     n 1: a flat thin rectangular slab (as of fired clay or rubber or
          linoleum) used to cover surfaces
     2: a thin flat slab of fired clay used for roofing [syn: {roofing
        tile}]

tile
     v : cover with tiles; "tile the wall and the floor of the
         bathroom"