('US') the 'food pyramid' [=a drawing or chart that is shaped like a pyramid and that shows the type of food you should eat for a healthy diet]
the ancient 'pyramids' of Egypt
a 'pyramid' of apples/oranges
(..) Capitaine Fache is waiting for you. Okay. -Mr. Langdon. -Yes. I'm Captain Bezu Fache. You like our pyramid? It's magnificent. A scar on the face of Paris. After me, please. It's the pairing of those two pyramids. (..)2006 The Da Vinci Code