The Collaborative International Dictionary of English v.0.48:
Border \Bor"der\, n. [OE. bordure, F. bordure, fr. border to
border, fr. bord a border; of German origin; cf. MHG. borte
border, trimming, G. borte trimming, ribbon; akin to E. board
in sense 8. See Board, n., and cf. Bordure.]
1. The outer part or edge of anything, as of a garment, a
garden, etc.; margin; verge; brink.
Upon the borders of these solitudes. --Bentham.
In the borders of death. --Barrow.
2. A boundary; a frontier of a state or of the settled part
of a country; a frontier district.
3. A strip or stripe arranged along or near the edge of
something, as an ornament or finish.
4. A narrow flower bed.
Border land, land on the frontiers of two adjoining
countries; debatable land; -- often used figuratively; as,
the border land of science.
The Border, The Borders, specifically, the frontier
districts of Scotland and England which lie adjacent.
Over the border, across the boundary line or frontier.
Syn: Edge; verge; brink; margin; brim; rim; boundary;