Definition of "hot air" []

• Slang Empty, exaggerated talk. (noun)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• "The hot air blasred us as we stepped off the plane."
• "Embarked in whaleboats or birch-canoes, they glided under the silent moon, or in the languid glare of a breathless August day, when islands floated in a dreamy-haze, and the hot air was thick with odors of the pines."
• "The outside of the Volvo was pearled with dew, but the heater warmed up fast, and Cara drove down the quiet streets with the hot air blasting her feet."