Mouthy (adjective)

Given to expressing oneself in a forthright or assertive way; tending to speak out freely and openly.

Origin:

Derived from the noun "mouth" meaning the opening in the face through which an animal or human takes in food and air.

Examples:

1. He is a bit mouthy, but it's just his way of showing he cares.
2. She is mouthy, but she means well.
3. He is mouthy and talks too much.
4. She is mouthy and likes to be heard.
5. He is mouthy and likes to express his opinion.