Examples of use of dirty business
1. But politics is a dirty business." Project Putin worked.
2. "He wouldn‘t be involved in such dirty business."
3. "Campaigning itself is a dirty business, but Bogdanov really took things to the extreme," Poluektov said.
4. The fact that making carpets is a "dirty" business only bolsters his credibility.
5. Politics is a dirty business and a reputation for probity is hard earned, not boasted.