To "munt" or the act of "munting" is an Scottish/Australian word to describe puking/throwing up/vomitting. Often to describe intentional/deserved vomiting (being drunk, reacting to a disgusting message etc)
"Aw fuck man I was so drunk I fuckin' munted all over the fuckin' carpet"
A combination of two words, "Mad" and "Cunt". Used to imply support or appreciation for an individuals action. Most commonly used among young Australian males “Munt” is most effective and prominent in speech during and after large consumptions of alcohol.