n. An unwoven fabric of short hair or wool, or of wool and fur, agglutinated or matted together, with the aid usually of moisture and heat, by rolling, beating, and pressure.n. A piece of this material; some article of wearing-apparel made of it; specifically, a hat made of felted wool.n. A thick matted growth of weeds, spreading by their roots.n. Fell; skin.n. A fabric made of hair, or asbestos and hair, sometimes saturated with a lime cement, used on steam-pipes and -boilers as a non-conducting covering.n. A compound of liquid cement and animal or vegetable fiber, applied with a brush for the same purpose.To mat (fibers) together, as in the manufacture of felt; make into felt or something resembling felt.To cover with felt, as the cylinder of a steamengine.To become felted; mat together.Preterit and past participle of feel.