A shirtdress is a dress that looks like a long shirt. It is usually worn by women.
Shirtdresses are often seen as casual and comfortable, but they can also be stylish and fashionable.
Examples:
She wore a blue shirtdress to the party.
The shirtdress is comfortable to wear in the summer.
I like to wear shirtdresses because they are easy to move in.
The shirtdress looked like a long shirt, but it was actually a dress.
She had so many shirtdresses, she could wear a different one every day of the week.
The shirtdress she wore had pretty flowers on it.