n. & v.
n. 1 a kind of cloth made by rolling and pressing wool etc., or by weaving and shrinking it. 2 a similar material made from other fibres.
v. 1 tr. make into felt; mat together. 2 tr. cover with felt. 3 intr. become matted. felt-tipped (or felt-tip) pen a pen with a writing-point made of felt or fibre. felty adj.
[ OE f. WG ]