• That which, being sewed or otherwise fastened to an edge or border, serves to guard, strengthen, or adorn it • A small cord covered with cloth and sewed on a seam or border to strengthen it; an edge of cloth folded on itself, usually over a cord, and sewed down. • A hem, border, or fringe. • In shoemaking, a narrow strip of leather around a shoe, between the upper leather and sole. • In steam boilers and sheet-iron work, a strip riveted upon the edges of plates that form a butt joint. • In carpentry, a strip of wood fastened over a flush seam or joint, or an angle, to strengthen it. • In machine-made stockings, a strip, or flap, of which the heel is formed. • A narrow border, as of an ordinary, but not extending around the ends. • To furnish with a welt; to sew or fasten a welt on; as, to welt a boot or a shoe; to welt a sleeve. • To wilt.