Winkies are a fictional group of characters from L. Frank Baum's Oz series, particularly known from the book "The Wonderful Wizard of Oz." They are depicted as small, yellow-skinned people who live in the Emerald City and serve the Wizard of Oz. Winkies are often associated with the color yellow, reflecting their homeland's vibrant landscape. In the story, the Winkies are initially under the rule of the Wicked Witch of the West. After the witch is defeated by Dorothy, the Winkies celebrate their newfound freedom and express gratitude to Dorothy for liberating them. They symbolize themes of liberation and community in the Oz narrative.