When someone meets someone else, they come together for the first time. It can also mean to fulfill or satisfy a need or requirement.
Meeting someone can be exciting, and fulfilling a need is usually a good thing.
Examples:
She meets her new friend at the park.
The store meets all my needs.
He meets his teacher for the first time.
The cat meets the mouse for the first time.
The superhero meets the villain for a big fight.
The restaurant meets all my hunger needs.