Something that is nasty and disgusting. can be a person or thing
Ashley just woke up and didnt brush her teeth. That is so DIRT MAGERT
Someone who mooches off of everyone and in general has no consideration for anyone but themselves. A rude, deceiving, and selfish person.
Going out to dinner with a group of people and "dirt magert" orders a large meal. When the bill comes "dirt magert" suddenly realizes they left their wallet at home