The meaning of Tile in dream | Dream interpretation
Protective covering; cold, inflexible. Ceramic tiles may reflect creative expression.
If you dream of decorative tile, then this represents your ego, or protective devices to cover up, hide and defend your true essence or your perceived flaws.
Tile may represent the pieces or concepts of yourself that make up your personality. In that tiles are usually square, they may reflect rigid attitudes that could be easily cracked or broken.