1. Part Time Ass Nigga
2. One who rarely participates in a given activity, and is an overall annoyance
3. The guy that shows up once a week and messes everything up do to his overall lack of experience
Like a soccer mom but with school, she makes sure her elementary schoolkids get strait A's by any means. Her ideas are the best, and her gluten-free, dairy-free, organic 'brownies' and SO much better than Helen's
"How in the world did Billy pass his test?"
"His moms a PTA mom, the teacher couldn't afford to not pass him."