Felon

n. [L. Lat. felo, fello, Fr. félon, Pr. & O. Sp. felon, félon, It. félone, from O. Fr. & Pr. fel, It. fello. See FELL, a.]

1. (Law.) A person who has committed felony. See FELONY.
2. A person guilty or capable of heinous crime.
3. (Med.) A whitlow; a painful inflammation of the fingers or toes, usually of the last joint.

Syn.—Criminal; convict; malefactor; culprit.