The phrase “average at best” is a commonly used idiom that means “not very good” or “mediocre.” It is often used to describe something that is not particularly impressive or noteworthy. For example, someone might say that a movie was “average at best” if it was not particularly good or bad, but simply mediocre.
The phrase “average at best” can be used in a variety of contexts. It can be used to describe people, places, things, or events. For example, someone might say that a student is “average at best” if they are not particularly good or bad at their studies. Similarly, someone might say that a restaurant is “average at best” if the food is not particularly good or bad, but simply mediocre.