Have a whip-round' is a British colloquial expression used when individuals collect money, usually in a group to purchase a gift or offer financial aid to someone. The expression has been around for many years and has many synonyms like 'take up a collection, pass the hat around, pitch in, chip in, contribute, donate, or pool resources.' The phrase is commonly used in charity events, funeral expenses, and even celebratory events. The synonyms all aim to express the concept of contributing together to achieve a common goal or help a person in need. The use of synonyms adds variation and flavor to the language, making it more interesting and dynamic.