roll·​back | \ ˈrōl-ˌbak How to pronounce rollback (audio) \

Definition of rollback

 (Entry 1 of 2)

: the act or an instance of rolling back a government-ordered rollback of gasoline prices

roll back

rolled back; rolling back; rolls back

Definition of roll back (Entry 2 of 2)

transitive verb

1 : to reduce (something, such as a commodity price) to or toward a previous level on a national scale
2 : to cause to retreat or withdraw : push back
3 : rescind attempted to roll back antipollution standards

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Examples of rollback in a Sentence

Noun a government-ordered rollback of gasoline prices a rollback in environmental regulations a rollback of previous wage concessions Verb lobbyists for the industry pressured the legislators to roll back the new automotive safety standards
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Recent Examples on the Web: Noun Natural gas in the spotlight Despite the Trump administration's emphasis on coal, and its rollback of various environmental regulations over the past three years, U.S. emissions have continued to fall. Chelsea Harvey, Science | AAAS, "Greenhouse gas emissions this year to set new record, but rate of growth shrinks," 4 Dec. 2019 Natural gas in the spotlight Despite the Trump administration’s emphasis on coal, and its rollback of various environmental regulations over the past three years, U.S. emissions have continued to fall. Scientific American, "CO2 Emissions Will Break Another Record in 2019," 4 Dec. 2019 The deal, which traded sanctions relief for a rollback of Iran’s nuclear program, was stridently opposed by Israeli Prime Minister Benjamin Netanyahu. Ron Kampeas,, "Democratic debate revealed the candidates’ differences on Middle East policy," 15 Oct. 2019 California does not need Atkins’ legislation to respond to federal rollbacks with new rules of its own. Julie Cart, The Mercury News, "Demise of key environment bill could escalate California’s water wars," 20 Sep. 2019 Two states — California and Massachusetts, frequent foes of President Donald Trump’s environmental rollbacks — promised lawsuits to try to block the changes in the law. Ellen Knickmeyer, Twin Cities, "US government weakens application of Endangered Species Act," 12 Aug. 2019 The students allege that the administration has all the data on why students are demanding a complete rollback of the hike, and why free education is necessary for all. Niharika Sharma, Quartz India, "The JNU uprising has profound implications for India’s student community," 3 Dec. 2019 In the comment period for the Draft Environmental Impact Statement and proposed rollback of the Tongass roadless rule, more than 80,000 comments have been received so far - not over 140,000 as was previously stated. Anchorage Daily News, "Regional fishing successes cause spike in sale prices for Alaska salmon permits," 26 Nov. 2019 This isn’t merely a rollback of civil-rights protections. Alex Marzano-lesnevich, Harper's magazine, "Body Language," 25 Nov. 2019

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'rollback.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of rollback


1937, in the meaning defined above


1942, in the meaning defined at sense 2

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Time Traveler for rollback

Time Traveler

The first known use of rollback was in 1937

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Statistics for rollback

Last Updated

11 Jan 2020

Cite this Entry

“Rollback.” The Dictionary, Merriam-Webster Inc., Accessed 21 January 2020.

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More Definitions for rollback


How to pronounce roll back (audio)

English Language Learners Definition of rollback

: a reduction or decrease in something
: the act of reversing or undoing something

More from Merriam-Webster on rollback

Rhyming Dictionary: Words that rhyme with rollback

Nglish: Translation of rollback for Spanish Speakers

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