This phrase is often used to express confidence in one's abilities or potential contributions. Despite her young age, she has a lot to offer to the team.
Pro Tip 2/3
Unique Contributions
It implies that someone's offering is distinct and can add value in its own way. Our new employee has something unique to offer; she speaks four languages fluently.
Pro Tip 3/3
Value Judgment
Sometimes what one person has to offer might be more appreciated in certain groups or settings. An experienced educator has much to offer in a school setting.