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hot air

2 syllables

Quick answer

As a noun, hot air means air that has been heated and tends to rise.

Meanings of hot air

2 meanings

Air that has been heated and tends to rise
Loud and confused and empty talk
“mere rhetoric”
Similar: palaver, empty words, empty talk, rhetoric

Meanings from Wiktionary (CC BY-SA 4.0) and Open English WordNet (CC BY 4.0).

noun: loud and confused and empty talk

palaverempty wordsempty talkrhetoric