Among masons, carpenters, joiners, an instrument, or kind of square, one leg of which is frequently crooked, according to the sweep of an arch or vault. It is movable on a point or center, and so may be set to any angle. An angle that is not square is called a bevel angle, whether obtuse or acute.

A curve or inclination of a surface from a right line; as, the proper bevel of a piece of timber.

Crooked; awry; oblique.

To cut a bevel angle.

To curve; to incline towards a point, or from a direct line.