A popular brand of macaroni and cheese that if prepare correctly, still doesn't taste like cheese.
Cory: KD sucks
Perry: Kraft dinner does fucking suck, it doesn't even taste like cheese.
A euphemism for someone who deviates from his/her society's norms by not holding employment, not bathing, acting promiscuously, etc.
Josh dropped out of school and spends most of his time in his parents' basement smoking pot and working on his poetry, he's such a free spirit!! I'm going to have sex with him because he's such a free spirit!