1. Introduction or Basics: This is the most common meaning. It refers to an introductory course or a basic overview of a topic. For example:
* "I took a photography 101 class."
* "Let me give you the 101 on how this works."
2. Something Easy or Simple: Sometimes "101" can be used to describe something very straightforward or basic, even without a direct connection to a course.
* "This recipe is 101, even a child can make it."
* "That's 101, you should already know that."
3. "One-on-One" or Individualized: While less common, in some contexts "101" can be used to describe a one-on-one situation or interaction.
* "We had a 101 meeting to discuss the project."
It's important to consider the context to understand the specific meaning of "101."