Nobody likes the thought of being blocked by a friend or acquaintance. Whether you think your phone number has been blocked or you’ve been locked out of someone’s social media, it stings to think that ... If you know about a subject, you have studied it or taken an interest in it, and understand part or all of it.

Understanding the Context

Hire someone with experience, someone who knows about real estate. This is a literal sense. Additional definitions are more figurative, "knowing someone inside out" is to know them thoroughly. "inside and out" is in Merriam Websters abridged dictionary, and is therefore not available online.

Key Insights

It does cite "inside out." "Inside and out" can mean simply the inside and the outside. Recently one of my friends told me that there is distinct difference between 'know of something' and 'know about something' expressions. 'know of' is used when you have personal experience with wha... "Know about" vs. "know of" - English Language & Usage Stack Exchange Possible duplicate of "Know about" vs.

Final Thoughts

"know of". Also What are the differences between “know”, “know about”, and “know of”? on English Language Learners, which is probably a better site for questions like this. to know vs to know about - English Language & Usage Stack Exchange Why do you think that He doesn't know him from his schooldays means that he does know him? It would only have that sense if you added something like In fact, he first met him at university.