plural of pyramid
"We spent all afternoon setting up and knocking down the pyramids in our backyard pool table match."
The game of pyramid pool.
Third-person singular simple present indicative form of pyramid
"The company will not pyramid your fees unless you agree to a new contract."
A set of ancient pyramidal-shaped constructions in Egypt
"The tourists gathered at the base of the Great Pyramids to take photos against the backdrop of the Egyptian desert."