Entry 2 senses · 2 variants Webster, 1913 Venenate · Ven·e·nate · IPA /ˈvɛnɪneɪt/ v. t. a. 01 v. t. To poison; to infect with poison. 1. To poison; to infect with poison.[R.] 02 a. Poisoned. 1. Poisoned.