n. The axis around which steered wheels pivot; a bolt that holds the axis in place—a kingbolt.
n. The pin at the centre of the triangle of bowling pins (originally the tallest pin in kayles). Sometimes also the headpin at the apex.
n. The most important person in an undertaking or organization.
n. The bolt holding together the truck of a roller skate or skateboard.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
n. the most important person in a group or undertaking
n. bolt that provides a steering joint in a motor vehicle
n. the front bowling pin in the triangular arrangement of ten pins
Word Usage
"Now it reminds me of a Jamie Oliver episode: Google, the Internet search kingpin, is conducting a huge search of its own: It is scouring the world for a pair of executive chefs."