plural rollbacks
chiefly US
: the act of rolling back something: such as
a
: a reduction or decrease in something
rollbacks in mortgage rates
a government-ordered rollback of gasoline prices
a rollback in environmental regulations
b
: the act of reversing or undoing something
a rollback of previous wage concessions
Cite this Entry
“Rollback.” Merriam-Webster.com Simple Definition, Merriam-Webster, https://www.merriam-webster.com/simple/rollback. Accessed 25 Jun. 2026.
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