This page is about the idiom zero tolerance
If something is given zero tolerance, it won't be accepted even once.
- Because of the school's zero-tolerance policy, our boy was expelled for smoking just one cigarette.
- How can a society based on Christian morals and forgiveness of sin have a zero-tolerance approach to petty crime?
This idiom is typically used in American English but may be used in other varieties of English too.
Contributor: Matt Errey