break the mould
idiomPart ofmould
break the mould — idiom
1. to change a long-established pattern or tradition in a striking way, especially
1.idiom
Definition
to change a long-established pattern or tradition in a striking way, especially by doing something original that others have not tried before.
Example
The young architect broke the mould by designing a skyscraper that produces more energy than it uses.
The school's new teaching method broke the mould — there were no exams and no grades at all.