mat
n. countablen. a small piece of strong material that you put on the floor to keep it clean or to protect it. You might use one to wipe your shoes or to sit on while doing exercise.
n. a flat piece of fabric, rubber, or other sturdy material used as a floor covering or protective surface. Often serves a specific functional purpose such as trapping dirt at an entrance or providing cushioning during physical activity.
Please wipe your feet on the mat before coming inside.
She unrolled her yoga mat in the corner of the studio to prepare for the morning class.
The entrance was flanked by a heavy coir mat designed to withstand high foot traffic while preventing moisture from damaging the polished hardwood floors of the lobby.
Commonly used in compounds such as 'doormat', 'bathmat', or 'placemat'.