kingpin
/ˈkɪŋˌpɪn/
noun
- The most important person in an organization or activity, especially in a criminal group.
- The police arrested the drug kingpin after a long investigation.
- He was the kingpin of the smuggling ring, controlling all operations.
- The tech kingpin built a global empire from his garage.
- A central or essential part of a system or plan.
- The new software is the kingpin of the company's growth strategy.
- Good communication is the kingpin of a successful team.
- The quarterback is the kingpin of the football team's offense.
- A vertical bolt or pin used as a pivot in a mechanical device, such as a steering mechanism.
- The mechanic replaced the worn kingpin in the truck's steering system.
- A broken kingpin caused the trailer to wobble dangerously.
- The kingpin connects the axle to the wheel assembly.
Antonyms