pyramid scheme
noun /ˈpɪrəmɪd skiːm/
/ˈpɪrəmɪd skiːm/
- an illegal way of making money, in which people are persuaded to invest money or sell a product and to persuade others to do the same, with the later investors paying money to the earlier investors, until the payment structure collapses and most people lose their money
- He warned that pyramid schemes were not allowed.