Definition of the thing
1
: the item that is the most fashionable or popular
- Long skirts are the thing to wear this season.
- It's the newest/latest thing in fashion.
2
: the fashionable or proper way of behaving, talking, or dressing
- It's the thing this year to buy products made from recycled materials.
3
: the reason for something
- OK, here's the thing: I don't have enough money to go to college.
- I'm sorry I didn't call you. The thing is, I've been really busy with work and school.
