What is For That?

Legal Definition
Pleading. It is a maxim in law, regulating alike every form of action, that the plaintiff shall state his complaint in positive and direct terms, and not by way of recital. "For that," is a positive allegation; "For that whereas," in Latin "quod cum," (q. v.) is a recital. Hamm. N. P. 9.
-- Bouviers Law Dictionary
Legal Definition
In pleading. Words used to introduce the allegations of a declaration. "For that" is a positive allegation: "For that whereas" is a recital. Ham. N. P. 9.
-- Black's Law Dictionary