To talk wildly and irresponsibly; to act recklessly and without restraint; (originally) to be exquisitely dressed and adorned, resembling deities, inspiring awe and respect.
他喝醉后就开始胡天胡帝，说些不着边际的话，引得大家哭笑不得。
After he got drunk, he started talking wildly and acting without restraint, saying nonsensical things that made everyone not know whether to laugh or cry.
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