What is "bigheads"

Usage examples of "bigheads".

This, say the bigheads of the scientific fraternity, all began with a big bang.

Anyway, the bigheads use everything they can get -- including a measure of how far the Magellanic clouds have rotated, and in which direction.

He and Malone had visited offices such as these back in the Greed Decade, when entrepreneurs and other assorted bigheads had surrounded themselves with the extravagance of mad kings.