Law Dictionary

qui tam

adjective \ˌkwī-ˈtam, ˌkwē-ˈtäm\

Legal Definition of qui tam

  1. :  of, relating to, or being a qui tam action <a qui tam plaintiff>

Origin and Etymology of qui tam

Late Latin, who as much, who as well; from the first words of a clause referring to the plaintiff as one who sues as much for the state as for himself or herself

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