An entry from Leger's Conservative-to-English Dictionary

"Courageous, principled jurist" (adjectival noun) - A judge who rules in favor of a conservative position on a legal or political issue.

"Arrogant judicial activist" (adjectival noun) - Antonym of above. A judge who rules against the conservative position on a legal or political issue, i.e., in favor of or seeming to be in favor of the liberal position.