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1. A polyhedron having a polygonal base and triangular sides with a common vertex
    
2. (stock market) a series of transactions in which the speculator increases his holdings by using the rising market value of those holdings as margin for further purchases
    
3. A construction in the shape of a pyramid, usually with a square or rectangular base

1. (investing) enlarge one's holdings on an exchange on a continued rise by using paper profits as margin to buy additional amounts
    
2. (crime) use or deal in (as of stock or commercial transaction) in a pyramid deal
    
3. Arrange or build up as if on the base of a pyramid
    
4. Increase rapidly and progressively step by step on a broad base

1. A massive monument with a square base and four triangular sides; begun by Cheops around 2700 BC as royal tombs in ancient Egypt
   - Great Pyramid of Giza, Great Pyramid, Pyramids of Egypt

Derived forms: pyramids, pyramiding, pyramided

Type of: arrange, benefit, deal, gain, increase, memorial, monument, polyhedron, profit, sell, set up, speculation, trade, venture

Part of: Seven Wonders of the Ancient World, Seven Wonders of the World

Encyclopedia: Pyramid, Nevada