extrajudicial Syllabification: (ex·tra·ju·di·cial)Pronunciation: /ˌekstrəjo͞oˈdiSHəl/Definition of extrajudicial adjective Law (of a sentence) not legally authorized:there have been reports of extrajudicial executions (of a settlement, statement, or confession) not made in court; out-of-court. Derivatives extrajudicially adverb extrajudicial in other Oxford dictionaries Definition of extrajudicial in the British & World English dictionary