From Longman Dictionary of Contemporary Englishmartialmar‧tial /ˈmɑːʃəl $ ˈmɑːr-/ adjective [only before noun] WARconnected with war and fighting martial music → court-martial1
Examples from the Corpus
martial• Recommended to only the most undiscriminating martial arts fans.• The notion of apprenticeship as an almost religious vocation survives best, oddly, in martial arts movies like Bloodsport on Showtime.• Angel One was saved only by his superb reflexes, honed by years of martial arts training.• It was the biggest demonstration since the lifting of martial law in 1988, and was estimated by police to number 10,000.• He means our martial law troops should completely finish their task of clearing the square before sunup.• He'd heard rumours that the military were planning to declare martial law.• Troops were deployed in Kwangju at midnight on May 17, just as Chun was declaring nationwide martial law.Origin martial (1300-1400) Latin martialis “of Mars”, from Mars Mars, god of war 