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Definitions

back up

VERB
move backward
Synonyms
Antonyms


ADJECTIVE
substitute
Synonyms


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.

Despite that, crime scene tape was later put back up for further processing.

From BBC • Jun. 25, 2026

Economists and oil industry experts say this is unlikely, as it will take months to ramp production back up to normal levels and to resume regular traffic through the Strait.

From Barron's • Jun. 25, 2026

Whatever you decide to do, make sure you have the right information to back up your request — and act quickly.

From MarketWatch • Jun. 24, 2026

The ride was later closed for the evening after the incident and opened back up Monday, resort officials said.

From Los Angeles Times • Jun. 23, 2026

Natalie fought her way back up again and found Mama beside her, coughing and gagging but all right.

From "Two Degrees" by Alan Gratz




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