"Lucy Lockit" is a character from the comic opera "The Beggar's Opera," written by John Gay in 1728. She is portrayed as a beautiful and cunning innkeeper's daughter who becomes the love interest of the main character, Macheath. Lucy is known for her strong personality and her ability to navigate the complexities of love and betrayal in a world filled with thieves and rogues. In the opera, Lucy Lockit is often contrasted with another character, Polly Peachum, who is also vying for Macheath's affection. The rivalry between Lucy and Polly highlights themes of love, loyalty, and social class. The character has become an iconic figure in English literature and has been adapted in various performances and interpretations over the years.