1. To stop liking or enjoying something: This is the most common meaning. It indicates a loss of interest or enthusiasm for something.
* Example: "I used to love pizza, but I've gone off it recently."
2. To become spoiled or unfit for consumption: This is often used for food that has gone bad.
* Example: "The milk has gone off, don't drink it."
3. To react strongly to something: This is a less common meaning, often used in the context of an allergic reaction.
* Example: "He went off the peanuts and started to feel itchy."
It's important to consider the context to understand the specific meaning of "go off something" in a particular situation.