Definition: The word "nub" is a noun that can mean a few different things depending on the context:
In more advanced discussions, you might use "nub" in academic or professional contexts to refer to the core concept of a theory or argument. For example: - “To understand the policy’s impact, we must focus on the nub of the issue.”
There are no specific idioms or phrasal verbs commonly associated with "nub," but you might encounter phrases like "get to the nub of the matter," which means to reach the most important point in a discussion.
"Nub" is a versatile word that can refer to the essential part of an idea or a small piece of something.