FORSWEAR, v.t. pret. forswore; pp. forsworn. See Swear and Answer.]1. To reject or renounce upon oath.2. To deny upon oath.Like innocence, and as serenely bold as truth, how loudly he forswears thy gold.To forswear one's self, is to swear falsely; to perjure one's self.Thou shalt not forswear thyself. Matt. 5.
FORSWEAR, v.i. To swear falsely; to commit perjury.