Chief justice /(?)/

Chief· jus·tice

Chief justice
  1. The presiding justice, or principal judge, of a court.

Phrases & Compounds
Lord Chief Justice of England
The presiding judge of the Queen's Bench Division of the High Court of Justice. The highest judicial officer of the realm is the Lord High Chancellor.
Chief Justice of the United States
the presiding judge of the Supreme Court, and Highest judicial officer of the republic.