What does "score blue" mean or refer to?

The phrase "score blue" does not have a widely recognized definition as it's not a standard term in any known domain of English language use. It could be interpreted differently depending on the context in which it's used. For example, in a sporting event where teams are identified by colors, "score blue" might be an imperative encouraging the blue team to score a point or goal. Alternatively, it could refer to a scoring method or system within a particular game or competition where points are represented by colors and "blue" signifies a certain number of points or a type of score achieved. If "score blue" appears in a different context, such as music, art, or a specialized field, its meaning would likely be specific to that area and could represent an idiom or jargon unique to that field, for which further context would be needed to provide an accurate interpretation.