Question: what is the meaning of the proverb forewarned is forearmed?
Answer: forewarned is forearmed. Knowledge in advance enables one to be prepared, as in Let me know when he's in town so I can take the phone off the hook—forewarned is forearmed. This expression originated as a Latin proverb, Praemonitus, praemunitus, which was translated into English by the early 1500s.