what does mat mean in english
Wiktionary(0.00 / 0 votes)Rate this definition: 1  mat(Noun) A flat piece of coarse material used for wiping oneu2019s feet, or as a decorative or protective floor covering. Wipe your feet on the mat before coming in. 2  mat(Noun) A small flat piece of material used to protect a surface from anything hot or rough; a coaster.