The noun border has 5 senses (first 3 from tagged texts)
1. (5) boundary line, border, borderline, delimitation, mete -- (a line that indicates a boundary)
2. (1) margin, border, perimeter -- (the boundary line or the area immediately inside the boundary)
3. (1) edge, border -- (the boundary of a surface)
4. molding, moulding, border -- (a decorative recessed or relieved surface on an edge)
5. border -- (a strip forming the outer edge of something; "the rug had a wide blue border")
Overview of verb border
The verb border has 5 senses (first 3 from tagged texts)
1. (3) surround, skirt, border -- (extend on all sides of simultaneously; encircle; "The forest surrounds my property")
2. (1) bound, border -- (form the boundary of; be contiguous to)
3. (1) frame, frame in, border -- (enclose in or as if in a frame; "frame a picture")
4. border, edge -- (provide with a border or edge; "edge the tablecloth with embroidery")
5. border, adjoin, edge, abut, march, butt, butt against, butt on -- (lie adjacent to another or share a boundary; "Canada adjoins the U.S."; "England marches with Scotland")