Mogul

1.

an important or powerful person, especially in the motion picture or media industry.

2.

a steam locomotive with three pairs of driving wheels and one pair of smaller wheels in the front.

https://www.britannica.com/list/secret-service-code-names-of-10-us-presidents

>While Donald Trump once stated that he would select “Humble” as his code name, the Secret Service opted for something that was…well, a little less humble.