The term "passes hat" typically refers to the act of collecting money from a group, often for a specific purpose or cause. Some antonyms for this phrase might include "retains funds," "withholds contributions," or "refuses to give." Other words or phrases that could be used in opposition to "passes hat" might include "keeps money to oneself," "declines to share resources," or "maintains possession of funds." Whatever the antonym, it represents a different perspective on the practice of collecting money from a group, whether it's a positive or negative one.