big wheels

/B IH1 G W IY0 L Z/
noun
  1. 1

    A person with a great deal of power or influence, especially a high-ranking person in an organization.

    โ€œShe's a big wheel at IBM.โ€

  2. 2

    A Ferris wheel.

Source: https://en.wiktionary.org/wiki/big%20wheel, https://en.wiktionary.org/wiki/big%20wheels