from The American Heritage® Dictionary of the English Language, 4th Edition
- n. A metal coupling device consisting of an oblong piece internally threaded at both ends into which the corresponding sections of two threaded rods are screwed in order to form a unit that can be adjusted for tension or length.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. A coupling device consisting of two eyelets or other connection points connected in screw threads. The joint in between can be turned to shorten or lengthen the device with mechanical advantage provided by the screw threads.
- n. A link threaded on both ends of a short bar which is used to pull objects together. (FM 55-501)
Sorry, no etymologies found.