like nobody's business

/lˈaɪk nˈəʊbɒdˌiz bˈɪznəs/

/lˈaɪk nˈoʊbɑːdiz bˈɪznəs/

in a way that is very high in speed, quality, or degree

Examples

1. And people are reckless, even if you're in the city people are reckless and they will start walking out into the road like nobody's business.

2. Animals walking out into the road like nobody's business.

3. She can design computer programs like nobody's business.

4. The other team came out and dominated our players like nobody's business.