"Wrong side forty" is a phrase that might not be commonly heard, but it refers to a specific situation where someone is facing the wrong direction in a game of Ultimate Frisbee. While there are no exact synonyms for this phrase, some similar terms that could be used in the same context include "facing the wrong direction," "backwards," "disoriented," or "turned around." These words all suggest a lack of awareness or understanding of the situation at hand. Overall, it's important to communicate clearly and effectively in any team sport to avoid confusion and ensure everyone is on the right side and facing the right direction.