Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun kingpin

3 senses of kingpin

Sense 1
kingpin, top banana, bigwig -- (the most important person in a group or undertaking)
       => important person, influential person, personage -- (a person whose actions and opinions strongly influence the course of events)

Sense 2
kingbolt, kingpin, swivel pin -- (bolt that provides a steering joint in a motor vehicle)
       => bolt -- (a screw that screws into a nut to form a fastener)

Sense 3
headpin, kingpin -- (the front bowling pin in the triangular arrangement of ten pins)
       => bowling pin, pin -- (a club-shaped wooden object used in bowling; set up in triangular groups of ten as the target)