full of hot air

People believe him when he says something like that, not because they can't take a joke or don't know that he's full of hot air, but because it's entirely believable that he would do exactly that.

“So this time he was full of hot air,” the judge says.

Seeking to assure voters he is not full of hot air, Mr. DeSantis said the record he compiled in Florida on everything from guns to abortion and education should give them confidence.

Among the UAPs that were actually full of hot air, it’s possible that some were performing surveillance on behalf of other countries.

Riley showed up here talking a big game, but with his first season as USC’s coach nearly complete, he’s convinced even the most cynical observers that he isn’t just full of hot air from the Oklahoma plains.