jib boom(redirected from jib booms)
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jib boom[′jib ‚büm]
An extension that is hinged to the upper end of a crane boom.
A spar used as an extension of the bowsprit on sailing ships.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
McGraw-Hill Dictionary of Architecture and Construction. Copyright © 2003 by McGraw-Hill Companies, Inc.