The phrasal verb "roll back" is more commonly used in informal contexts rather than formal speech, though it does appear in formal discussions typically related to policy or economics. Its primary usage is within contexts that involve reversing changes or reducing levels, such as "rolling back prices" or "rolling back regulations." In the world of technology, particularly in software engineering and systems administration, "rolling back" often refers to reverting a system or software to a previous version to eliminate errors or undesirable changes. This phrasal verb is notable for its usage in political or corporate jargon, often referring to the reduction of taxes or deregulation. The verb “roll” contributes a sense of continuity or smooth transition in the process of reversion, enhancing its effectiveness in contexts where a gradual or undetectable change is implied.
B2
UpperIntermediate
1. To reverse or undo a decision, change, or policy.
The government decided to roll back the tax increases.
Due to public outcry, the company chose to roll back the recent changes to its terms of service.
2. To reduce prices, rates, or levels to a previous state.
The store is rolling back prices on all electronics this weekend.
In an effort to attract more customers, the restaurant rolled back its prices to last year’s rates.