noun A regularly-shaped slab of clay or other material, affixed to cover or decorate a surface, as in a roof-tile, glazed tile, stove tile, carpet tile, etc.
noun A rectangular graphic.
Each tile within the map consists of 256 × 256 pixels.
noun Any of various flat cuboid playing pieces used in certain games, such as dominoes, Scrabble, or mahjong.
noun A stiff hat.
noun (Lego building) A Lego piece that is 1/3 the height of a brick, and is smooth without studs on top.
verb To cover with tiles.
The handyman tiled the kitchen.
verb To arrange in a regular pattern, with adjoining edges (applied to tile-like objects, graphics, windows in a computer interface).
verb To optimize (a loop in program code) by means of the tiling technique.