The Collaborative International Dictionary of English v.0.48:

Forfeit \For"feit\, v. t. [imp. & p. p. Forfeited; p. pr. &
   vb. n. Forfeiting.] [OE. forfeten. See Forfeit, n.]
   To lose, or lose the right to, by some error, fault, offense,
   or crime; to render one's self by misdeed liable to be
   deprived of; to alienate the right to possess, by some
   neglect or crime; as, to forfeit an estate by treason; to
   forfeit reputation by a breach of promise; -- with to before
   the one acquiring what is forfeited.
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         [They] had forfeited their property by their crimes.
                                                  --Burke.
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         Undone and forfeited to cares forever!   --Shak.
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