from The American Heritage® Dictionary of the English Language, 5th Edition.
- noun A vertical bolt that joins the body of a wagon or other vehicle to its front axle and usually acts as a pivot.
from The Century Dictionary.
- A large bolt connecting the fore part of a carriage with the fore axle. The axle rotates about it as a joint “when the carriage is turned.
- A large bolt which passes through the truck and body-bolsters and center-plates of a carbody and the center of a truck.
- noun An iron rod in a roof- or bridge-truss, used in place of a king-post to prevent the inclined members from allowing an increase of the distance between the tie and the compression pieces.
from the GNU version of the Collaborative International Dictionary of English.
- noun A vertical iron bolt, by which the forward axle and wheels of a vehicle or the trucks of a railroad car are connected with the other parts.
from Wiktionary, Creative Commons Attribution/Share-Alike License.
- noun The main
boltof a structure, especially the bolt in a motor vehiclethat links the chassisto the axle, providing the steering pivot.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- noun bolt that provides a steering joint in a motor vehicle
from Wiktionary, Creative Commons Attribution/Share-Alike License
He repaired the kingbolt, but what the watch gained in one way it lost in another.
To tell the plain truth, I had no idea what the kingbolt was, but I did not choose to appear ignorant to a stranger.
The party drank considerable, and when the emigrants got under the influence of the whisky the brethren attacked them and knocked the brains out of two with the kingbolt of a wagon.
"De kingbolt done gone clean in two!" said Luke, and Robelia repeated the news explosively.