What is Actio Personalis Moritur Cum Persona?

Legal Definition
Actio personalis moritur cum persona is a Latin expression meaning a personal action dies with the person.
-- Wikipedia
Legal Definition
A personal action dies with the person. See VII Eng. Ruling Cases, 543; also 9 L. R. A. (N. S.) 1078.
-- Ballentine's Law Dictionary
Legal Definition
A persons right of action dies with the person. Noy, Max. 14.
-- Black's Law Dictionary