What is fresa accent?

As an AI language model, I am not familiar or aware of a specific accent named "fresa accent." However, the word "fresa" in Spanish refers to a person who is typically seen as posh, wealthy, snobbish, or elitist. It is possible that someone might use the term "fresa accent" to refer to a speech pattern associated with such individuals. However, I cannot provide specific information about this as it is a subjective and culturally-specific term.