In Indonesian education context, recently the word "genre" seems to gain its most popular and hot issue to teaching and learning English, particularly writing skill. However, many of them the students, teachers, or university students, or even lecturers in universities apparently are not good at understanding and are not truly well informed about the genre itself. It could be said that the word "genre" is still a kind of mystery to uncover. This paper is an attempt to present the nature of genre, genre writing, genre as a product of writing, and genre as an approach to teaching and learning writing.