1.nounAn edge that is canted, one that is not a 90-degree angle; a chamfer.
"to give a bevel to the edge of a table or a stone slab"
2.nounAn instrument consisting of two rules or arms, jointed together at one end, and opening to any angle, for adjusting the surfaces of work to the same or a given inclination; a bevel square.
3.verbTo give a canted edge to a surface; to chamfer.