Nonissuable Pleas
Defined in 2 dictionaries — Cyclopedic (1922), Ballentine's (1916)
The Cyclopedic Law Dictionary
Walter A. Shumaker and George Foster Longsdorf; ed. James C. Cahill · 1922
Those upon which a decision would not determine the action upon the merits, as a plea in abatement. 1 Chit. Archb. Prac. (12th Ed.) 249.
Ballentine's Law Dictionary
James A. Ballentine · 1916
A plea not going to the merits, e. g., a plea to the jurisdiction.