A sweatshirt is a shirt made of thick cotton that you wear when you exercise or when it is cold.
Sweatshirts are cozy and casual, and they make people think of comfort and relaxation.
Examples:
I wear my sweatshirt when I go running.
She put on her favorite sweatshirt.
The blue sweatshirt is very warm.
I have a sweatshirt with a funny picture on it.
I have so many sweatshirts, I could wear a different one every day!
My sweatshirt is so soft and warm, I never want to take it off.