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heavy metal

 - 3 dictionary results

heavy metal

–noun
1. any metal with a specific gravity of 5.0 or greater, esp. one that is toxic to organisms, as lead, mercury, copper, and cadmium.
2. aggressive and heavily amplified rock music, commonly performed by groups that wear spectacular or bizarre costumes.

Origin:
1860–65, for literal sense


heavy-metal, adjective
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2009.
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heavy metal  
n.  
  1. A metal with a specific gravity greater than about 5.0, especially one that is poisonous, such as lead or mercury.

  2. Music Very loud, brash rock music, often with shouted, violent lyrics.

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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Computing Dictionary

heavy metal
big iron

The Free On-line Dictionary of Computing, © 1993-2007 Denis Howe
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