This entry introduces Midjourney, an AI image-generation platform, including its technological background, capabilities, and benefits to language education. Midjourney has the potential to enrich the education field by offering innovative, personalised, and engaging learning experiences. In particular, Midjourney can benefit language education by providing contextual meaning, creating customised multimodal materials, and generating real-life and imaginative scenarios to simulate language output. Based on these capabilities, this entry introduces a variety of activities for integrating Midjourney into language teaching and learning, focusing on developing students’ prompt skills, the practice of language knowledge and skills, and the enhancement of cultural competence. Midjourney also has potential challenges and ethical issues, such as copyright concerns, questions of originality, inherent biases, and the ethical use of AI technologies. This entry proposes some strategies for addressing these issues and discusses the future implications of Midjourney in language education.