Verb (used with object) : to winnow a mass of statements. ,to winnow falsehood from truth.    From Dictionary.com. 

Apparently the story has made it into their 3rd and final stage of reading called winnowing, which only about 10% of stories make it to.    From Wordnik.com.  [Archive 2009-04-01] Reference

Do your part in winnowing the herd!.    From Wordnik.com.  [Ten Rules for Writing] Reference

Like any political party, the necessity for group identity forces "winnowing" definitions.    From Wordnik.com.  [Instant Empathy?] Reference

For this reason, it is very unlikely that you will see the same kind of winnowing down to 1 or 2 companies.    From Wordnik.com.  [Developments in the MOG Market] Reference

And so...that would suggest that content should become more modular too, allowing a similar kind of winnowing process to take place.    From Wordnik.com.  [Archive 2007-01-01] Reference

So he starts by trying to talk himself into the "winnowing" of evil theory.    From Wordnik.com.  [slacktivist] Reference

The Iowa caucuses will start the winnowing process.    From Wordnik.com.  [Living Politics: Bush, Democrats Play 'Base Game'] Reference

Clutch as she flies, the light air winnowing still.    From Wordnik.com.  [The Georgics] Reference

The primary schools formed a sort of winnowing ground.    From Wordnik.com.  [The Story of Atlantis and the Lost Lemuria] Reference

A machine for winnowing grain after it had been threshed.    From Wordnik.com.  [Agricultural Implements and Machines in the Collection of the National Museum of History and Technology Smithsonian Studies in History and Technology, No. 17] Reference

They also are winnowing school board non-partisan candidates.    From Wordnik.com.  [Vincent Gray to request extended voting hours in D.C. mayor's race] Reference

His principal winnowing technique was the Little Rock audition.    From Wordnik.com.  [Warm-Up Lessons] Reference

The electors 'winnowing of aspirants was the nomination process.    From Wordnik.com.  [The Final Repudiation] Reference

"They are winnowing almost everywhere today," explained Aunt Rose.    From Wordnik.com.  [With Those Who Wait] Reference

The customary charge for husking and winnowing a caban of paddy is.    From Wordnik.com.  [The Philippine Islands] Reference

The winnowing follows, after the whole is reduced almost to snuff.    From Wordnik.com.  [The Incomparable 29th and the "River Clyde"] Reference

How will it behave in the chill that falls from those winnowing wings?.    From Wordnik.com.  [John Knox] Reference

The winnowing basket was used to work off the chaff from the threshed grain.    From Wordnik.com.  [Agricultural Implements and Machines in the Collection of the National Museum of History and Technology Smithsonian Studies in History and Technology, No. 17] Reference

Subaru has been winnowing down their Legacy wagon line since the 2005 redesign.    From Wordnik.com.  [The wagon Legacy ends] Reference

It is the winnowing fan of death that makes for the development of animal life.    From Wordnik.com.  [Theism or Atheism The Great Alternative] Reference

Some rice, cowrie-shells, a winnowing-fan and other articles are placed on the grave.    From Wordnik.com.  [The Tribes and Castes of the Central Provinces of India Volume II] Reference

We also did a little winnowing, throwing the wheat up for the wind to blow the chaff away.    From Wordnik.com.  [Three Years in Tristan da Cunha] Reference

A bamboo at once sprang up on the spot, and from this the Basor made the first winnowing fan.    From Wordnik.com.  [The Tribes and Castes of the Central Provinces of India Volume II] Reference

A hand-crank operated the winnowing mill for separating grain from chaff and beans from hulls.    From Wordnik.com.  [Agricultural Implements and Machines in the Collection of the National Museum of History and Technology Smithsonian Studies in History and Technology, No. 17] Reference

Graham and I have spent our whole afternoon in threshing and he is now winnowing by moonlight.    From Wordnik.com.  [Three Years in Tristan da Cunha] Reference

We meet in the Chinese section with the original of our fanning-mill or winnowing-machine for grain.    From Wordnik.com.  [Lippincott's Magazine, December 1878] Reference

Jud had hardly said this when there came a loud hoot, and the sound of winnowing wings reached them.    From Wordnik.com.  [The Banner Boy Scouts Snowbound A Tour on Skates and Iceboats] Reference

Imports rose by a confidence-inspiring 2.1% in August in China, winnowing the country's trade surplus.    From Wordnik.com.  [Currency Investors Bet on China as Growth Engine] Reference

Among the better-class Chamars it is customary to place a newborn child in a winnowing-fan on a bed of rice.    From Wordnik.com.  [The Tribes and Castes of the Central Provinces of India Volume II] Reference

Sometimes the grain would be poured from another basket into a winnowing basket, with the wind doing the winnowing.    From Wordnik.com.  [Agricultural Implements and Machines in the Collection of the National Museum of History and Technology Smithsonian Studies in History and Technology, No. 17] Reference

A winnowing basket, or pan, made of willow woven over wide sprints; elliptical in shape, with a frame of thick rods.    From Wordnik.com.  [Agricultural Implements and Machines in the Collection of the National Museum of History and Technology Smithsonian Studies in History and Technology, No. 17] Reference

University presses will still perform the important function of gatekeepers, winnowing out works of different quality.    From Wordnik.com.  [Robert Slayton: HIGHER EDUCATION] Reference

"We're watching a winnowing-out process that's going to winnow out everyone," said fund raiser Duane Garrett of San Francisco.    From Wordnik.com.  [Now It's 'Don Quixote' Cuomo] Reference

It is only with a third winnowing -- those both rolling and laughing their behinds off -- that the numbers become manageable: 390 per day.    From Wordnik.com.  [Gene Weingarten: I hate Facebook sooooooooooooooooooooooooooooooo much. . .] Reference

The film shows the process from how it got refined for its first Broadway run to the winnowing down of the many candidates for the revival.    From Wordnik.com.  [Brad Balfour: Q & A: A Chorus Line Vets Baayork Lee and Yuka Takara Make Their Moves In Every Little Step] Reference