0 an occasion when someone is made to leave the armed forces because they have broken the law or rules:
He was given 30 days' confinement and a dishonourable discharge after deserting his post.
The outcome was a court-martial and dishonourable discharge.
He threatened to throw his commanding officer overboard and was court-martialled, sentenced to nine months in Colchester Barracks, and came home with a dishonourable discharge.
Any marine caught infringing the ban on drug-related or gang-related tattoos faces dishonourable discharge.
He was demoted to private, forced to forfeit all back pay and benefits and handed a dishonourable discharge.
