adv. Against the affirmative side; in opposition; on the negative side; - The antithesis of pro, and usually in connection with it. See Pro.
- vb. To know; to understand; to acknowledge. To study in order to know; to peruse; to learn; to commit to memory; to regard studiously. To con answer, to be able to answer.
- To con thanks, to thank; to acknowledge obligation. To swindle; to trick; to deceive.
- vb. (Naut.) To conduct, or superintend the steering of (a vessel); to watch the course of (a vessel) and direct the helmsman how to steer.