Noun
the practice of unethical methods
(slang) anal sex
Source: en.wiktionary.orgThe question in their minds was, why did the outside world, and particularly the Western world, produce all these landmines, and send them to Afghanistan? This business must be stopped. It's a dirty business to produce such a horrible device. Mohsen Makhmalbaf
I reject the cynical view that politics is a dirty business. Richard Nixon
Inflammatory passion and selfish interest characterizes most men, whereas ambition characterizes men who pursue and hold national office. Such men rise from the people through a process of self-selection, since politics is a dirty business that discourages all but the most ambitious. Tom Cotton
We are not a trading company. We are a midstream asset company: pipe, storage and terminals. It's an unsexy, dirty business. It's not rocket science. Richard Kinder