1. big day 大日子，重要的日子
She is very excited for her big day.
2. a big shot 大人物
big 有影响力的
He is a big shot in this industry.
His father is big in the army.
3. big sister = older sister
4. a big fan of 某人的迷妹迷弟
I am a big fan of basketball.
5. a big mouth 藏不住秘密的人
6. no big deal 没什么大不了的
big deal 重要的
Getting into a good college is such a big deal for the whole family.
7. big words 晦涩难懂的词
Don’t use the big words you don’t know.
8. make it big 获得巨大成功
go big or go home
When he first started the business, I didn’t really believe that he would make it big. But he did.
9. think big 考虑大局，志向远大
The company is thinking big.
