from The American Heritage® Dictionary of the English Language, 5th Edition.

  • noun A fixed or removable cylindrical metal lining used to constrain, guide, or reduce friction.
  • noun Electricity An insulating lining for an aperture through which a conductor passes.
  • noun An adapter threaded to permit joining of pipes with different diameters.

from The Century Dictionary.

  • noun Same as bush, 1.
  • noun A hollow cylindrical mass of steel or iron screwed into the rear end of the bore of a breech-loading cannon. It forms the seat for the breech-block or screw.
  • noun Also called bouching.

from the GNU version of the Collaborative International Dictionary of English.

  • noun The operation of fitting bushes, or linings, into holes or places where wear is to be received, or friction diminished, as pivot holes, etc.
  • noun (Mech.) A bush or lining; -- sometimes called a thimble. See 4th Bush.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • noun mechanical engineering A type of bearing, a cylindrical lining designed to reduce friction and wear inside a hole, often used as a casing for a shaft, pin or hinge.
  • noun electrical engineering A lining for an opening through which a conductor passes, providing insulation and mechanical protection for the conductor.
  • noun An adapter for joining pipes of different size.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • noun an insulating liner in an opening through which conductors pass
  • noun a cylindrical metal lining used to reduce friction


from The American Heritage® Dictionary of the English Language, 4th Edition

[From bush.]


Help support Wordnik (and make this page ad-free) by adopting the word bushing.



Log in or sign up to get involved in the conversation. It's quick and easy.