For‐swear″ (?), v. t. [imp.Forswore (?); p. p.Forsworn (?); p. pr. & vb. n.Forswearing.] [OE. forsweren, forswerien, AS. forswerian; pref. for- + swerian to swear. See For-, and Swear, v. i.] 1. To reject or renounce upon oath; hence, to renounce earnestly, determinedly, or with protestations.
I... do forswear her. Shak.
2. To deny upon oath.
Like innocence, and as serenely bold
As truth, how loudly he forswears thy gold! Dryden.
To forswear one's self, to swear falsely; to perjure one's self. “Thou shalt not forswear thyself.” Matt. v. 33.
Syn. — See Perjure.