The price of energy on world markets has tumbled in recent months.

The price of the 30-year bond has tumbled this week.

On Tuesday, the price of the long bond tumbled 2 points.

Then when the price tumbles way down here, we would have bought lots.

"In one case where a guy had to sell by the end of the year, the price tumbled a couple hundred thousand dollars to $900,000."

But prices paid to the nation's 150,000 dairy farmers have tumbled 25 percent recently.

As prices tumble, the country will be hit hard.

Already then, the price of every metal was tumbling.

Price and Soap, however, tumble over the waterfall in the process.

At a thousand, the market broke: the prices tumbled swiftly.