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fallback

[ fawl-bak ]
/ ˈfɔlˌbæk /
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noun
an act or instance of falling back.
something or someone to turn or return to, especially for help or as an alternative: His teaching experience would be a fallback if the business failed.
adjective
Also fall-back . of or designating something kept in reserve or as an alternative: The negotiators agreed on a fallback position.
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Origin of fallback

1750–60, Americanism; noun, adj. use of verb phrase fall back
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021

How to use fallback in a sentence

British Dictionary definitions for fallback

fall back

verb (intr, adverb)
to recede or retreat
(foll by on or upon) to have recourse (to)
noun fall-back
a retreat
a reserve, esp money, that can be called upon in need
  1. anything to which one can have recourse as a second choice
  2. (as modifier)a fall-back position
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 fallback

fall back

1

Give ground, retreat, as in The troops fell back before the relentless enemy assault, or He stuck to his argument, refusing to fall back. [c. 1600]

2

Recede, as in The waves fell back from the shore. [c. 1800]

The American Heritage® Idioms Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.
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