Definition Of A Phallic Symbol

This girl walks in to a doctors office and she asks, "Whats a phallic symbol?"

The doctor says, "You're kidding."

The girl says "No! I don't know! Whats a phallic symbol?"

The doctor pulls his pants and underwear down and says, "You see? This is afailic symbol!"

The girl says "Oh! Its just like a penis, only smaller."