n The thin cutting side of the blade of an instrument; as, the edge of an ax, knife, sword, or scythe. Hence, figuratively, that which cuts as an edge does, or wounds deeply, etc.
n Any sharp terminating border; a margin; a brink; extreme verge; as, the edge of a table, a precipice.
n Sharpness; readiness or fitness to cut; keenness; intenseness of desire.