Pes*tif"er*ous (?), a. [L. pestiferus, pestifer; pestis pest + ferre to bear: cf. F. pestifère.] 1. Pest-bearing; pestilential; noxious to health; malignant; infectious; contagious; as, pestiferous bodies. "Poor, pestiferous creatures begging alms." Evelyn. "Unwholesome and pestiferous occupations." Burke.

2. Noxious to peace, to morals, or to society; vicious; hurtful; destructive; as, a pestiferous demagogue.

Pestiferous reports of men very nobly held.