From The Collaborative International Dictionary of English v.0.48:
Quilt \Quilt\, n. [OE. quilte, OF. cuilte, L. culcita ? bed, cushion, mattress. Cf. 2d Counterpoint, Cushion.] Anything that is quilted; esp., a quilted bed cover, or a skirt worn by women; any cover or garment made by putting wool, cotton, etc., between two cloths and stitching them together; also, any outer bed cover. [1913 Webster]
The beds were covered with magnificent quilts. --Arbuthnot. [1913 Webster]
From The Collaborative International Dictionary of English v.0.48:
Quilt \Quilt\, v. t. [imp. & p. p. Quilted; p. pr. & vb. n. Quilting.] 1. To stitch or sew together at frequent intervals, in order to confine in place the several layers of cloth and wadding of which a garment, comforter, etc., may be made; as, to quilt a coat. --Dryden. [1913 Webster]
2. To wad, as a garment, with warm soft material. [1913 Webster]
3. To stitch or sew in lines or patterns. [1913 Webster]