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trunk line

 - 2 dictionary results

trunk line

–noun
1. a major long-distance transportation line.
2. trunk (def. 8).

Origin:
1850–55
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2009.
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trunk line  
n.  
  1. A direct line between two telephone switchboards.

  2. The main line of a communications or transportation system.

The American Heritage® Dictionary of the English Language, Fourth Edition
Copyright © 2009 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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