Oscar Wilde was an Irish poet, playwright, and novelist who is best known for his WIT and satirical works. His most famous works include The Picture of Dorian Gray and The Importance of Being Earnest. The crossword solution for Oscar Wilde, E.G. is WIT, which stands for 'Witty, Intelligent, and Talented'. This accurately describes Wilde's writing style and his ability to craft clever and thought-provoking works.