Related Clues:

• To prevent by legal means
• Block, legally
• Prevent, legally speaking
• Legally prevent
• Halt legally
• Prevent in court
• Keep from happening, in court
• Put an end to, legally
• Impede, legally
• Bar for lawyers?
• Bar in the bar
• Impede lawfully
• Block, at the bar
• Hinder, in legalese
• Bar, to a barrister