People who try to make themselves look good or talented, usually to get attention from others.
Some people think showoffs are annoying, but others might think they are impressive.
Examples:
She is always showing off her new toys.
The boys are such showoffs when they play basketball.
The showoffs like to talk about how good they are at everything.
The peacock is a real showoff with its colorful feathers.
The showoffs always want everyone to look at them.
The showoffs think they are the best at everything.