Tracksuit (noun)

A set of clothing consisting of a jacket and pants, typically made of a stretchy, sweat-wicking material, worn for athletic activities or as casual wear.

Origin:

Derived from the word "track" which means a path or course for athletes to run on and "suit" which means a set of clothing worn together.

Examples:

1. He wore a tracksuit to the gym.
2. The tracksuit was made of a lightweight, breathable fabric.
3. The tracksuit was designed to keep the wearer cool and dry during exercise.
4. Tracksuits have become popular as casual wear in recent years.
5. The tracksuit was available in a variety of colors and designs.