Qui Tam Definition – Qui Tam Defined – Legal Terminology

Qui Tam :Qui Tam. Abbrv. (Latin) Who also. Qui tam pro domino rege quam pro si ipso in hac parte sequitur; someone who sues in this case on behalf of the ruling king as much as if on his own behalf; used to name a legal action brought by an individual plaintiff on behalf of the state or government as well as on the plaintiff