Cách sử dụng
The word 'snowball' usually refers to a ball of snow that is made by compressing snow with your hands. It can also be used as a verb, meaning to increase or grow quickly in size or intensity. For example, if you start with a small problem and it gets bigger and bigger, you can say that it snowballed into a much bigger problem. 'Snowball' can also be used in a game where people throw snowballs at each other, which is usually done in winter.