a glutton for punishment

From Longman Dictionary of Contemporary Englisha glutton for punishmenta glutton for punishmentSUFFERsomeone who seems to enjoy working hard or doing something unpleasant gluttonExamples from the Corpusa glutton for punishmentTalk about a glutton for punishment.Being a glutton for punishment, a few days later we rounded it off by doing the Danube Knee bend towards Budapest.Steve Jobs is obviously a glutton for punishment.