for·swear also fore·swear (fôr-swâr', fōr-) v.
for·swore also fore·swore (fôr-swôr', fōr-swōr'), for·sworn also fore·sworn (fôr-swôrn', fōr-swōrn'), for·swear·ing also fore·swear·ing, for·swears also fore·swears
v.
tr.
To renounce or repudiate under oath.
To renounce seriously.
To disavow under oath; deny.
To make (oneself) guilty of perjury.
v.
intr. To swear falsely; commit perjury.
[Middle English forsweren, from Old English forswerian : for-, wrongly; see for- + swerian, to swear; see swear.]