double hearsay 再传闻；多重传闻 即传闻的传闻。在英美证据法上，传闻证据一般是不可采纳的，但有例外情况。如已死亡的人在死前根据其亲身经历所作的陈述，即为可采信的传闻。但是，如果该陈述不是死者根据其亲身经历所作的，而是从别人处听来的，该陈述即为再传闻。根据美国《联邦证据规则》〔Federal Rules of Evidence〕，对传闻中的传闻，如果符合传闻规则的例外情况，可以不予排除。未作证〔non-testifying〕的共谋者对被告人在法庭外所作供认〔admission〕的复述也是再传闻。
A hearsay statement that contains further hearsay statements within it, none of which is admissible unless exceptions to the rule against hearsay can be applied to each level [the double hearsay was the investigation’s report stating that Amy admitted to running the red light].Fed. R. Evid. 805. — Also termed multiple hearsay; hearsay within hearsay.