anagram for "potheads with a purpose." refers to marijuana smokers who make a habit of going on madcap adventures after smoking. Possible activities include: organizing a scavanger hunt, driving into the city,
going to the library,
running numbers at a local
grocery store, glamour bombing, breaking into vacant commercial spaces and organizing a sort of club-house, people watching at your town square, hiking through your favorite forest reserve. You get the idea.