dead weight
or deadweight
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noun
the heavy, unrelieved weight of anything inert: The dead weight of the bear's body was over 300 pounds.
a heavy or oppressive burden or responsibility.
the weight of a railroad car, truck, etc., as distinct from its load or contents.
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Origin of dead weight
First recorded in 1650–60
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
How to use dead weight in a sentence
British Dictionary definitions for dead weight
dead weight
noun
a heavy weight or load
an oppressive burden; encumbrance
the difference between the loaded and the unloaded weights of a ship
another name for dead load
(in shipping) freight chargeable by weight rather than by bulk
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Other Idioms and Phrases with dead weight
dead weight
A heavy or oppressive burden, as in That police record will be a dead weight on his career. This term alludes to the unrelieved weight of an inert mass. [Early 1700s]
The American Heritage® Idioms Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.