From Longman Dictionary of Contemporary Englishrot in hell/jailrot in hell/jailMIMPto suffer or be punished for a long time – used especially when you are angry with someone I hope the people who did this rot in hell. → rot
Examples from the Corpus
rot in hell/jail• As far as they're concerned we could rot in jail.• I just hope the people who did this rot in hell.• Lutz gon na rot in hell.• Let them rot in hell first! 