0 a piece of material that you stand on after getting out of a bath or shower to stop the floor from getting wet, or a piece of rubber that is put inside the bath or shower to prevent you sliding and falling
1 a cloth put on the floor to stand on after a bath or a piece of rubber on the bottom of a bath or shower to keep someone from sliding and falling
The specimens had been cut into pieces about the size of bath mats, which could be carried by two people.
Such surfaces are often cold to the touch, however, and so water-resistant bath mats or even bathroom carpets may be used on the floor to make the room more comfortable.