Definition of metalegal in English:

metalegal

Pronunciation /ˌmɛtəˈliːɡl/

adjective

  • Of, belonging to, or designating the basic principles underlying legal systems, or upon which laws are formulated. Also: relating to an area beyond or outside existing legal codes; of or belonging to a metalaw.

Origin

1940s; earliest use found in The Philosophical Review. From meta- + legal [noun].