Pronunciation: (fôr-swâr'), [key]
—v., -swore, -sworn, -swearing.
1. to reject or renounce under oath: to forswear an injurious habit.
2. to deny vehemently or under oath.
3. to perjure (oneself).
to swear falsely; commit perjury.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.