refers to a child who is active. It means "brat", but is used by over-protective helicopter moms who are afraid (or refuse) to discipline their children.
Look at little Zander run through the store, knocking all those cans off the shelves. He's so spirited!
A personality description, usually for young women, suggesting they are rebellious but loveable... but actually means they are bratty, arrogant, and argumentative.
A: the female protagonist in my story is a 16 year old girl who is loud, never listens to anyone's advice, always thinks she knows best, and hates authority because she is soooo cool. How can I sell her to the public?
B: Describe her as 'spirited'.