Pronunciation: (klō'chur), [key]
—n., v., -tured, -tur•ing. U.S. Parl. Proc.
a method of closing a debate and causing an immediate vote to be taken on the question.
to close (a debate) by cloture.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.