Wiktionary
jury pool
n. (context legal English) the eligible population from which jury members can be selected
Usage examples of "jury pool".
Prosecutors had amassed a jury pool of over one thousand people but were having a tough time finding anyone not predisposed to finding Joel guilty even before going through the formality of a trial.
An exceptionally large jury pool of well over a hundred people had to be narrowed down to sixteen who would actually hear the case.
Then Wilbanks can run back to the Judge and claim the jury pool has been poisoned yet again.
The prosecution knew what had to be on the mind of every prospective member of the jury pool.
They probably did not know that defendants don't read magazines in the same room with the jury pool.