a. [ L. peccans, -antis, p. pr. of peccare to sin: cf. F. peccant. ] 1. Sinning; guilty of transgression; criminal; as, peccant angels. Milton. [ 1913 Webster ]

2. Morbid; corrupt; as, peccant humors. Bacon. [ 1913 Webster ]

3. Wrong; defective; faulty. [ R. ] Ayliffe. [ 1913 Webster ]

n. An offender. [ Obs. ] Whitlock. [ 1913 Webster ]

adv. In a peccant manner. [ 1913 Webster ]