"Passed hat" is a common phrase used to refer to the act of collecting money from a group of people for a specific purpose. The phrase typically refers to informal gatherings like parties or outings where money is gathered to cover expenses. Some synonyms for "passed hat" are "pitch in," "chip in," "contribute," "donate," and "assist." Each term emphasizes the idea of working together to reach a common goal or support a shared cause. "Passed hat" serves as a reminder of the importance of community and generosity in raising funds and supporting meaningful projects.