noun
a type of snack or food product that is designed to provide a quick source of energy, often containing ingredients such as nuts, seeds, and dried fruits
The athlete consumed an energy bar before the race to boost their performance.
I always keep an energy bar in my bag in case I get hungry during the day.
I grabbed an energy bar for a quick snack on the go.
Her positive attitude was like an energy bar that fueled the team's motivation.