- border [bôr′dər]n.[ME & OFr bordure < border, to border < Frank * bord, margin: see BOARD]1. an edge or a part near an edge; margin; side2. a dividing line between two countries, states, etc. or the land along it; frontier3. a narrow strip, often ornamental, along an edge; fringe; edging4. an ornamental strip of flowers or shrubs along the edge of a garden, walk, etc.vt.1. to provide with a border2. to extend along the edge of; boundadj.of, forming, or near a border——————border on or border upon1. to be next to or adjoining2. to be like; almost be [his grief borders on madness]——————the Bordersthe area surrounding the boundary between Scotland and EnglandSYN.- BORDER refers to the boundary of a surface and may imply the limiting line itself or the part of the surface immediately adjacent to it; MARGIN implies a bordering strip more or less clearly defined by some distinguishing feature [the margin of a printed page ]; EDGE refers to the limiting line itself or the terminating line at the sharp convergence of two surfaces [the edge of a box ]; RIM is applied to the edge of a circular or curved surface; BRIM refers to the inner rim at the top of a vessel, etc.; BRINK refers to the edge at the top of a steep slope. All of these terms have figurative application [the border of good taste, a margin of error, an edge on one's appetite, the rim of consciousness, a mind filled to the brim, the brink of disaster ]
English World dictionary. V. Neufeldt. 2014.