Noun : His efforts to escape met with a checkmate.    From Dictionary.com. 

Verb (used with object) : Napoleon was checkmated at Waterloo.    From Dictionary.com. 

When a King is checkmated, the game is over, and the player initiating the checkmate is the winner.    From Wordnik.com.  [Conservapedia - Recent changes [en]]

Game’s over, but Obama’s too inexperienced a player to realize that checkmate is now unavoidable.    From Wordnik.com.  [The August Rasmussen Public Trust Numbers. - Moe_Lane’s blog - RedState] Reference

SHE is tough and has put (sessions in checkmate).    From Wordnik.com.  [Sotomayor denies prejudging gun-control issue] Reference

With any luck, the word "checkmate" will be yours.    From Wordnik.com.  [Technology: He's Got You Cornered] Reference

But now he hears the clear voice of Vaura cry, "checkmate," and.    From Wordnik.com.  [A Heart-Song of To-day] Reference

3 months or less is the # before they call checkmate get your info here and bail dont post bro!.    From Wordnik.com.  [WHAT REALLY HAPPENED] Reference

I'm pretty confident that's the psychological "checkmate" to Kim's game.    From Wordnik.com.  [Original Signal - Transmitting Digg] Reference

Monster Chess is a big fat "checkmate" to all other do-it-yourself chess sets.    From Wordnik.com.  [Gizmodo] Reference

But Democratic leaders in the Senate, including Illinois 'Dick Durbin, plan to "checkmate".    From Wordnik.com.  [Chicago news, weather, traffic - CBS 2 - WBBM] Reference

"checkmate," and Mr. Jefferson never forgave him afterwards.    From Wordnik.com.  [A biography of John Randolph, of Roanoke] Reference

Hmm. Can you see -- can you say reality checkmate?.    From Wordnik.com.  [CNN Transcript Sep 18, 2009] Reference

Conkling had encouraged his candidacy to checkmate.    From Wordnik.com.  [A Political History of the State of New York, Volumes 1-3] Reference

Wilson will have cavalry enough to checkmate them.    From Wordnik.com.  [Forty-Six Years in the Army] Reference

For Bobby Fischer, checkmate came at the age of 64.    From Wordnik.com.  [CNN Transcript Jan 18, 2008] Reference

And this really is checkmate for the parents 'efforts.    From Wordnik.com.  [CNN Transcript Mar 25, 2005] Reference

 The bishop, the king — any move and it's checkmate.    From Wordnik.com.  [Thinly Sliced Raw Fish] Reference

Spencer Vance was better prepared to checkmate the game.    From Wordnik.com.  [The Dock Rats of New York] Reference

This is the last game I play, and it is not checkmate yet.    From Wordnik.com.  [Orrain A Romance] Reference

"We will checkmate Blütherski!" replied the other confidently.    From Wordnik.com.  [Punch, or the London Charivari, Vol. 147, October 28, 1914] Reference

The checkmate was about five moves off, if we remember rightly.    From Wordnik.com.  [The Atlantic Monthly, Volume 04, No. 24, October, 1859] Reference

He had lost; and now, after checkmate, he must resign his place.    From Wordnik.com.  [The Atlantic Monthly, Volume 03, No. 17, March, 1859] Reference

Each player tried to checkmate the other by the skillful use of his men.    From Wordnik.com.  [Museum of Antiquity A Description of Ancient Life] Reference

Then the gods looked down, declared a checkmate and she jumped into the sea.    From Wordnik.com.  [The Temple and the Fortress] Reference

A game of checkmate that analysts say few leaders play better than Ahmadinejad.    From Wordnik.com.  [CNN Transcript May 8, 2006] Reference

I was ready to despair when a possible means of checkmate flashed into my mind.    From Wordnik.com.  [Humphrey Bold A Story of the Times of Benbow] Reference

VELEZ-MITCHELL: So are prosecutors using the check case to checkmate the defense?.    From Wordnik.com.  [CNN Transcript Jun 23, 2009] Reference

Iran feels they are nearing check, and if they get a nuke, it could be checkmate.    From Wordnik.com.  [CNN Transcript Apr 2, 2007] Reference

It may be stalemate over at the U.N., but there's no checkmate yet for either side.    From Wordnik.com.  [CNN Transcript Sep 19, 2006] Reference

It may be stalemate over at the UN, but there's no checkmate, yet, for either side.    From Wordnik.com.  [CNN Transcript Sep 19, 2006] Reference

And there's one word that we dread hearing from our silicon counterparts: checkmate.    From Wordnik.com.  [Man Vs. Machine] Reference

BROWN: Silly Washington games, or a brilliant checkmate by the Obama administration?.    From Wordnik.com.  [CNN Transcript Jul 15, 2009] Reference

They will sacrifice a pawn here and a pawn there, planning for their eventual checkmate.    From Wordnik.com.  [CNN Transcript Oct 22, 2007] Reference

At the same time Meindl could hardly checkmate the inevitable vengeance by setting the men free.    From Wordnik.com.  [Operation Sea Lion]

"How precisely he knew my feelings toward any one who would show me how to escape this checkmate!".    From Wordnik.com.  [Lippincott's Magazine of Popular Literature and Science Volume 15, No. 87, March, 1875] Reference

Henson would be on his way to Littimer Castle, there to checkmate the man he had so deeply injured.    From Wordnik.com.  [The Crimson Blind] Reference