- (transitive) To share a border with.
- The town borders on the forest, so there are often deer on the road.
- (transitive, figuratively) To be almost like some other thing; to verge on.
- His behaviour borders on insanity.
- 2012 September 7, Phil McNulty, “Moldova 0-5 England”, in BBC Sport:
- If Moldova harboured even the slightest hopes of pulling off a comeback that would have bordered on miraculous given their lack of quality, they were snuffed out 13 minutes before the break when Oxlade-Chamberlain picked his way through midfield before releasing Defoe for a finish that should have been dealt with more convincingly by Namasco at his near post.
share a border with — see border