1. (a.) Full of venom; noxious to animal life; poisonous; as, the bite of a serpent may be venomous.

2. (a.) Having a poison gland or glands for the secretion of venom, as certain serpents and insects.

3. (a.) Noxious; mischievous; malignant; spiteful; as, a venomous progeny; a venomous writer.