Adjective : a triple knot.    From Dictionary.com. 

Verb (used with object) : to triple a runner home; to triple a run in.    From Dictionary.com. 

Wednesday through measures such as tripling the size of its fund injections using one-day JGB repos.    From Wordnik.com.  [FinanzNachrichten.de: Aktuelle Nachrichten] Reference

He accused the Obama administration of "tripling" the annual deficit, as brazen a falsehood as can be imagined.    From Wordnik.com.  [News & Politics] Reference

That's almost a tripling of the program's present costs.    From Wordnik.com.  [It's More Than A Drug Problem] Reference

Will Americans support a doubling or tripling of nuclear power?.    From Wordnik.com.  [Selling the Green Economy] Reference

By almost tripling the charge, the velocity would increase about half.    From Wordnik.com.  [Artillery Through the Ages A Short Illustrated History of Cannon, Emphasizing Types Used in America] Reference

Flocks of investors have followed, with new accounts tripling since 2005.    From Wordnik.com.  [The Shanghai Tell] Reference

But it is not by any stretch of the imagination a tripling of the dropout rate.    From Wordnik.com.  [Education Spin] Reference

As many sixth-graders could tell you, tripling would mean a 200 percent increase.    From Wordnik.com.  [Education Spin] Reference

It's like a guy whose business is doubling every year, but whose debt is tripling.    From Wordnik.com.  [How To Save Face--And Trade] Reference

No one was complaining when these companies 'stock prices were doubling and tripling.    From Wordnik.com.  [Reforming Corporate America] Reference

 The top left window of each house swallowed the surrounding walls, tripling in size.    From Wordnik.com.  [The old man in the window is probably scarier than he looks.] Reference

The company has been recording steady growth, reporting a tripling of earnings for its latest quarter.    From Wordnik.com.  [PricewaterhouseCoopers to Buy Consulting Firm Diamond Management] Reference

Since May, Reliance has renovated and computerized these stores, tripling revenues and customer traffic.    From Wordnik.com.  [Cover: India's Mr. Big] Reference

And it's hard to argue with a tripling of revenues and doubling of profits since he took over 10 years ago.    From Wordnik.com.  [The Microsoft Solution] Reference

Global tech companies set up subsidiaries in Ireland, tripling its software revenues between 1995 and 2008.    From Wordnik.com.  [From the Ashes] Reference

At the end of last year, Playdom had 220 employees, tripling its head count in the fourth quarter of last year.    From Wordnik.com.  [Disney in Talks to Buy Playdom] Reference

From 2005 to 2008 food prices rose dramatically across the board, doubling or even tripling in some categories.    From Wordnik.com.  [Tensions Ingrained In Food Price Flux] Reference

The years 1991 to 1993 in Finland were as bad as it generally gets economically, with unemployment nearly tripling.    From Wordnik.com.  [FOR A HAPPY HEART] Reference

At the time, tuberculosis was emerging as a threat in New York City, with the caseload tripling between 1978 and 1992.    From Wordnik.com.  [300 Million Patients] Reference

Paetow's profits are way up thanks to a tripling of wheat prices since 2006, and technology is bringing his costs down.    From Wordnik.com.  [Europe’s New Herd Mentality] Reference

Officials, citing a tripling of economic growth in the past decade, say the scope of alleged corruption is exaggerated.    From Wordnik.com.  [New restrictions provoke unusually strong wave of criticism among Jordanians] Reference

Ms. MORLEY: We've already seen a tripling of the number of training courses that we've booked for - in March and April.    From Wordnik.com.  [Home Contractors Brace For Lead Paint Rules] Reference

World War II had 2 Billion humans and after that war, the people decided that tripling the population would assure peace.    From Wordnik.com.  [Save The Planet Protest: James J. Lee's Demands (TEXT)] Reference

We are close to cutting off the war funds entirely, tripling our votes in the House of Representatives since just last year.    From Wordnik.com.  [Josh Mull: Forget the Generals, Americans are committed to Ending War] Reference

In the first 25 weeks, Ford sold over 30,000 Figos, with year over year sales tripling in most months and quadrupling in July.    From Wordnik.com.  [Ford Eyes New Ventures In India, Thailand] Reference

The years 1991 to 1993 in Finland were as bad as it generally gets economically, with unemployment nearly tripling to 17 percent.    From Wordnik.com.  [FOR A HAPPY HEART] Reference

In Britain, food retailer Sainsbury's reports sales of budget items like stewing meat (the cheapest cut) tripling in just a year.    From Wordnik.com.  [Tight-Fisted Is Back In Style] Reference

Since National City is effectively tripling its number of shares, any future earnings will be distributed across a much broader base.    From Wordnik.com.  [The Age of Grand Dilution] Reference

FESSLER: And HUD acknowledges that a lot more families were doubling and tripling up last year, numbers not reflected in the new report.    From Wordnik.com.  [Homeless Numbers Dip, But More Families Suffer] Reference