Definition of "Tile" :

noun: a flat thin rectangular slab (as of fired clay or rubber or linoleum) used to cover surfaces

noun: game equipment consisting of a flat thin piece marked with characters and used in board games like Mah-Jong, Scrabble, etc.

noun: a thin flat slab of fired clay used for roofing

verb: cover with tiles

"Tile the wall and the floor of the bathroom."