(1):

(a.) A person guilty or capable of heinous crime.

(2):

(a.) A kind of whitlow; a painful imflammation of the periosteum of a finger, usually of the last joint.

(3):

(a.) Characteristic of a felon; malignant; fierce; malicious; cruel; traitorous; disloyal.

(4):

(a.) A person who has committed a felony.