[apron] n, often attrib [ME, alter. (resulting fr. false division of a napron) of napron, fr. MF naperon, dim. of nape cloth, modif. of L mappa napkin] (15c) 1: a garment usu. of cloth, plastic, or leather usu. tied around the waist and used to protect clothing or adorn a costume
2: something that suggests or resembles an apron in shape, position, or use: as a: the lower member under the sill of the interior casing of a window b: an upward or downward vertical extension of a bathroom fixture (as a sink or tub) c: an endless belt for carrying material d: an extensive fan-shaped deposit of detritus e: the part of the stage in front of the proscenium arch f: the area along the waterfront edge of a pier or wharf g: a shield (as of concrete or gravel) to protect against erosion (as of a waterway) by water h: the extensive paved part of an airport immediately adjacent to the terminal area or hangars -- aproned adj