Other forms: rollbacks
A rollback is putting the previous version back after a bad release. Perform a rollback, a rollback plan, roll it back.
Having one ready before you deploy is the difference between a bad afternoon and a bad week. In databases it is precise, since a rollback undoes an incomplete transaction so the data is never left half changed.
1nounrollbackPutting the previous version back after a bad release.
“When the new update crashed the website, the team did a rollback to last week's version.”
rollback is a reversal.
From the phrase to roll back, with the noun coming first and the verb formed from it.
The noun is a a deverbal from roll back. The verb is a back-formation from the noun despite being redundant to roll back.
Etymology from Wiktionary, CC BY-SA