Definition of rollback
(Entry 1 of 2)
: the act or an instance of rolling back
a government-ordered rollback of gasoline prices
roll back
verbrolled back; rolling back; rolls back
Definition of roll back (Entry 2 of 2)
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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Time Traveler for rollback
The first known use of rollback was in 1937
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