Definitions for kingpin
Overview of noun kingpin
The noun kingpin has 3 senses? (no senses from tagged texts)
1. kingpin, top banana, bigwig
(the most important person in a group or undertaking)
2. kingbolt, kingpin, swivel pin
(bolt that provides a steering joint in a motor vehicle)
3. headpin, kingpin
(the front bowling pin in the triangular arrangement of ten pins)
