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noun

fallback

FAWL-bak

Fallback (noun) means a backup plan or option to use if the main one fails. Example: “If the flight is cancelled, our fallback is to take the train.”

noun
1
A backup plan or option to use if the main one fails.
"If the flight is cancelled, our fallback is to take the train."
adjective
1
Serving as a backup option.
"The generator is our fallback power source during outages."

How to use fallback

Learner’s notes

In plain EnglishA plan B — something you can rely on if your first choice doesn't work out.

Common pairings
fallback plan fallback option as a fallback

Word forms

fallbacks plural

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If the flight is cancelled, our _____ is to take the train.

Etymology

From the phrasal verb fall back, meaning to retreat to a secondary position.

plan B recourse. Thesaurus:option

Rhymes for fallback

See all rhymes for fallback →

Frequently asked questions

What does “fallback” mean?

The word “fallback” means a backup plan or option to use if the main one fails. In plain terms, a plan B — something you can rely on if your first choice doesn't work out.

How do you pronounce “fallback”?

“Fallback” is pronounced FAWL-bak (/ˈfɔːl.bæk/ in IPA).

How do you use “fallback” in a sentence?

Here is “fallback” used in a sentence: “If the flight is cancelled, our fallback is to take the train.”

What is another word for “fallback”?

Words with a similar meaning to “fallback” include plan B and recourse. Thesaurus:option.

What part of speech is “fallback”?

Depending on how it is used, “fallback” can be a noun and an adjective.

How many meanings does “fallback” have?

“Fallback” has 2 distinct senses listed in this dictionary. The most common is: a backup plan or option to use if the main one fails.

Definitions: FreeDict original editorial