noun A one-dimensional face of a polytope. In particular, the joining line between two vertices of a polygon; the place where two faces of a polyhedron meet.
noun An advantage.
I have the edge on him.
noun The thin cutting side of the blade of an instrument, such as an ax, knife, sword, or scythe; that which cuts as an edge does, or wounds deeply, etc.
Speaking with a metallic edge to her voice.
noun A sharp terminating border; a margin; a brink; an extreme verge.
The cup is right on the edge of the table.
noun Sharpness; readiness or fitness to cut; keenness; intenseness of desire.
After the timeout there was a new edge to the team's play.
noun The border or part adjacent to the line of division; the beginning or early part (of a period of time)
in the edge of evening
noun A shot where the ball comes off the edge of the bat, often unintentionally.