マット

noun

mat; floor mat; rug

General term for a flat piece of material used on the floor, such as a doormat, exercise mat, or bath mat.

• 玄げん関かんに新あたらしいマットを敷しいた。

  I put a new mat at the entrance.

noun

canvas; ring floor

Specifically the padded floor of a boxing or wrestling ring. Often used in phrases like マットに沈む (to be knocked down to the canvas).