For*swear", v. i. To swear
falsely; to commit perjury. Shak.
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.