n. That which is added on the border or which forms the edge, as lace, fringe, or braid added to a garment for ornament; specifically, narrow lace or embroidery especially made for trimming frills and parts of dress.n. A border; a skirting; specifically, in horticulture, a row of plants set along the border of a flower-bed: as, an edging of box.n. In bookbinding: The art of preparing the uncut or folded leaves of a book by shaving or trimming, adapting them to receive gold, marbling, or color, and burnishing.n. The decorating of the edges of a book by marbling or coloring.n. In carpentry, the evening of the edges of ribs and rafters to make them range together.n. In photography, a coat of albumen, gelatin, or india-rubber along the edges of a collodion-covered dry-plate; a protection to the film during development. Generally the whole surface of the plate is given a substratum for the collodion.