pyramid >> /ˈpɪrəˌmɪd/
Definition: [transitive verb] Heap or stack in the shape of a pyramid.
Example: debt was pyramided on top of unrealistic debt in an orgy of speculation
Definition: [noun] A monumental structure with a square or triangular base and sloping sides that meet in a point at the top, especially one built of stone as a royal tomb in ancient Egypt.
Example: The ancient Egyptians used the pyramids as tombs for the pharaohs and temples for their gods.
Definition: [noun] An object, shape, or arrangement in the form of a pyramid.
Example: a pyramid of logs
Definition: [noun] A system of financial growth achieved by a small initial investment, with subsequent investments being funded by using unrealized profits as collateral.
Example: This diversity leads to the beauty of the investment pyramid.