I think you may mean, guerrilla. Found a good definition of guerrilla in Google. [google.com]
guerrilla: a member of an irregular armed force that fights a stronger force by sabotage and harassment
Guerrilla marketing is the title of a book that offers suggestions on how to market something on the cheap. There are lots of eBooks that offer "secrets" on how to make money with no money. But the reality is that one needs to spend some money to get somewhere. It's possible to get somewhere on the cheap though- but what you don't burn in cash you will make up with time.