signifies (a) literally, "to suffer shipwreck" (naus, "a ship," agnumi, "to break"), 2Co 11:25; (b) metaphorically, "to make shipwreck," 1Ti 1:19, "concerning the faith," as the result of thrusting away a good conscience (both verbs in this verse are in the aorist tense, signifying the definiteness of the acts).