the ins and outs of {sth}
1
a complete set of facts or details about how something is done or how it works
The idiom "the ins and outs of something" refers to a comprehensive understanding of a particular subject, including all its details, complexities, and nuances. The origin of this phrase is derived from the idea that "ins" represent the inner or intricate aspects, while "outs" pertain to the outer or surface aspects of a subject or situation. Together, it signifies a thorough knowledge of a topic, situation, or process. This phrase is used to convey that someone possesses a deep and comprehensive understanding of a subject or can navigate through complex situations with ease, having explored all facets of it.
- As a lawyer, she knows the ins and outs of the legal system.
- He's the best mechanic in town; he knows the ins and outs of every car engine.
- Before starting the project, we need to understand the ins and outs of the industry.
- To succeed in this business, you have to learn the ins and outs of marketing and sales.
- She's been working here for years, so she knows the ins and outs of company policies.