A permanent Court attached to the Court of Session, in which several forms of action originate ; from which writs of execution, injunction, &c., issue, subject to the review of the Court of Session. The junior Judge of the Court of Session sits in the Bill Chamber during the sitting of the Court ; in vacation the other Judges sit in it by rotation. The Judge for the time being is entitled the Lord Ordinary on the Bills.

Source: Kinnear, Digest of House of Lords cases (1865), pg. 349.