Origin of hot air
Examples from the Web for hot air
I had my doubts about this one—400 pages on hot-air balloons?
The first time around, there was a hot-air balloon, a lake, and a waterfall.
The first time around, there was a hot-air balloon, a lake and a waterfall.
Yet somehow, the Nobel committee passed over these worthies; in the hot-air Olympics, America can still bring home the gold.
After all, how is it possible for Obama to be surprised by hot-air fringe addictions like Glenn Beck and Rush Limbaugh?
The block is prepared from crepe rubber, which has been dried either in a hot-air drier or in a vacuum chamber.The Preparation of Plantation Rubber|Sidney Morgan
This hot-air chamber is formed by simply inclosing a portion of the iron pipes.Woodward's Graperies and Horticultural Buildings|George E. Woodward
For practical purposes, it will suffice if the method of heating and ventilating a bath on the hot-air principle be explained.
If adopted it may be either on the hot-air or radiating plan, as in heating by means of furnaces.
One of the passenger prisoners—the hero of the kerosene porridge—was known among us as the "hot-air merchant."Five Months on a German Raider|Frederic George Trayes
British Dictionary definitions for hot air
Idioms and Phrases with hot air
Empty, exaggerated talk, as in That last speech of his was pure hot air. It is also put as full of hot air, as in Pay no attention to Howard—he's full of hot air. This metaphoric term transfers heated air to vaporous talk. [Late 1800s]