She smiled broadly as she saw her friend.

Meaning: This sentence means that she formed a wide and pleasant expression with her mouth and eyes when she saw the person who is liked and trusted by her.

Choice of Words: Smiled is the past tense of the verb smile, which means to form a pleasant expression with the mouth and eyes. Broadly means in a wide or extensive way. Friend is a person who is liked and trusted by another person. When you put them together, She smiled broadly as she saw her friend means that she formed a wide and pleasant expression with her mouth and eyes when she saw the person who is liked and trusted by her.

Alternative Expressions

Related Expressions