1.a thick flat pad used as a floor covering
2.mounting consisting of a border or background for a picture
3.sports equipment consisting of a piece of thick padding on the floor for gymnastic sports
4.the property of having little or no contrast; lacking highlights or gloss
5.a small pad of material that is used to protect surface from an object placed on it
6.not reflecting light; not glossy;
flat wall paint
1.twist together or entwine into a confusing mass;
The child entangled the cord
2.change texture so as to become matted and felt-like;
The fabric felted up after several washes