(1):

(a.) Governed by the rules of law as distinguished from the rules of equity; as, legal estate; legal assets.

(2):

(a.) According to the old or Mosaic dispensation; in accordance with the law of Moses.

(3):

(a.) According to the law of works, as distinguished from free grace; or resting on works for salvation.

(4):

(a.) Created by, permitted by, in conformity with, or relating to, law; as, a legal obligation; a legal standard or test; a legal procedure; a legal claim; a legal trade; anything is legal which the laws do not forbid.