mat

noun11

1. •
   A flat piece of coarse material used for wiping one’s feet, or as a decorative or protective floor covering.

   • Wipe your feet on the mat before coming in.
2. •
   A small flat piece of material used to protect a surface from anything hot or rough; a coaster.

   • They put mats on the table during mealtimes.
3. •
   A floor pad to protect athletes.

   • The high jumper cleared the bar and landed safely on the mat.
4. •
   A thickly tangled mess.

   • a mat of weeds
5. •
   A thin surface layer; superficial cover.
6. •
   A thin layer of woven, non-woven, or knitted fiber that serves as reinforcement to a material.
7. •
   Vulgar, obscene, or profane language in Russian and some other Slavic language communities.

   • Don't you people have anything better to do than collecting mat. I still can't undestand why people in (and from) the ex-USSR like to swear so much. — 1993
8. •
   [in the plural] (slang) Clipping of material.

   • I used up all my mats cranking 90s and ended up getting one-pumped.
9. •
   Clipping of matrix.
10. •
    (slang, old-fashioned) Abbreviation of matinee (“performance at a theater”).
11. •
    An alloy of copper, tin, iron, etc.; white metal.

verb2

1. •
   To cover, protect or decorate with mats.

   • Be careful now to keep the Doors and Windows of your Conservatories well matted — 1664
2. •
   To form a thick, tangled mess; to interweave into, or like, a mat; to entangle.

   • And o'er his eyebrows hung his matted hair. — 1700

noun1

1. •
   Abbreviation of maternity.

   • Employees are entitled to 12 weeks of mat. leave.

noun2

1. •
   Initialism of medication-assisted treatment.
2. •
   Initialism of Master of Arts in Teaching.