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Definition of pillow block - 2 dictionary results

pillow block

–noun Machinery.
a cast-iron or steel block for supporting a journal or bearing.

Origin:
1835–45
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2009.
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pillow block  
n.  A block that encloses and supports a journal or shaft; a bearing.
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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