sheet anchor
Americannoun
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Nautical. a large anchor used only in cases of emergency.
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a final reliance or resource, as when in danger.
noun
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nautical a large strong anchor for use in emergency
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a person or thing to be relied upon in an emergency
Etymology
Origin of sheet anchor
First recorded in 1485–95
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
Yet, Jane — Tomalin calls her “the true heroine of this story” — remained the sheet anchor of his life, as well as his typist.
From Washington Post • Nov. 2, 2021
In summer he manages his two dairy farms, calls them "a sheet anchor against inflation."
From Time Magazine Archive
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I would first furl all and run under the storm forestay sail, unfid the topmasts going in, and have a long range of both bower cables on deck, and the sheet anchor ready.
From A Sailor of King George by Bevan, A. Beckford
They eventually raised their sheet anchor, which had been dragging at the bows, got up their mainyard, and generally got the ship in something like sailing trim.
From The Sea: Its Stirring Story of Adventure, Peril, & Heroism. Volume 2 by Whymper, Frederick
Evergreens are the sheet anchor, relieved with a few deciduous shrubs grouped amongst them.
From Trees and Shrubs for English Gardens by Cook, Ernest Thomas
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.