drumhead court-martial a military court convened to hear urgent charges of offenses committed in action
special court-martial a court-martial to try soldiers for offenses less serious that than those committed in action; consists of at least three officers
court-martial -
a trial that is conducted by a military court
trial (law) the determination of a person's innocence or guilt by due process of law; "he had a fair trial and the jury found him guilty"; "most of these complaints are settled before they go to trial"