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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.

From there, visitors have until about 3 to 5 p.m. to smell the plant before it closes back up and collapses, losing its odor.

From Los Angeles Times • Jul. 10, 2026

And they had brought along some police officers for back up.

From The Wall Street Journal • Jul. 5, 2026

Let me back up a little – how does his reaction towards criticism handle how he’s dealt with Donald Trump, both as a host and as a target of jokes?

From Salon • Jul. 5, 2026

Organizers needed 30 minutes to get things set back up and kept entry gates shut, prompting the impatient among the crowds to press forward on metal barricades.

From Barron's • Jul. 5, 2026

And so I whirled back up the stairs to my room, changed into my oldest skirt, and set out over the bumpy brick streets.

From "The Hiding Place" by Corrie ten Boom




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