non prosequitur /ˈnɒn prəʊˈsɛkwɪtə/

• 1. 

  N (formerly) a judgment in favour of a defendant when the plaintiff failed to take the necessary steps in an action within the time allowed (旧时对未能及时采取适当行动的原告作出的)败诉缺席判决 [法律] → compare nolle prosequi