"Lah-de-dah" Natural Recordings by Native Speakers
Lah-de-dah is an idiomatic expression that means to prattled on in a pretentious or affected manner, often in a way that is perceived as tedious or boring. It can also imply a sense of superiority or condescension, as if the person speaking is lecturing or pontificating. The phrase is often used to criticize someone for talking in a pompous or self-important way.