
Rattle on
Negative Tone
Usually implies that the speaker is annoyed by the long, tedious talk.

He started to rattle on about his collection of stamps, and I couldn’t hide my boredom.
Colloquial Use
'Rattle on' is casual and might be inappropriate in formal writing or speeches.

At the family reunion, my uncle began to rattle on about politics.
Attention Span
The phrase suggests the listener may not be fully attentive or interested.

During the meeting, I struggled to focus as she rattled on about the new policy.
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