What is Of Course?

Legal Definition
That which may be done, in the course of legal proceedings, without making any application to the court; that which is granted by the court without further inquiry, upon its being asked; as, a rule to plead is a matter of course.
-- Bouviers Law Dictionary
Legal Definition
Any action or step taken in the course of judicial proceedings which will be allowed by the court upon mere application, without any Inquiry or contest or which may be effectually taken without even applying to the court for leave, Is said to be "of course." Stoddard v. Treadwell, 29 Cal. 281; Merchants' Bank v. Crysler, 67 Fed. 390, 14 C. C. A. 444.
-- Black's Law Dictionary
Legal Definition
As a matter of course; as a matter of right. See 29 Cal. 281.
-- Ballentine's Law Dictionary