This thesis try to research into definition of Korean language education. It is that Korean language education is intentional or non-intentional process and result for growth of Korean language ability of human(learner). Language is not only system or usage. Language is communicative tools transferring materials and concepts. But it is partial aspect of explicit world. Also, it is very partial aspect of a variety and profound of meaning world not yet signification. Skill is one of abilities in Korean language(department) education. Thus skill is not goal of Korean language(department) education. Enlarging communion and communication, Korean language ability enrich culture. But this ability is accomplished by project of skill(behavior)ism. Our students need excellent ability for life of 'now and here'. Korean language education should to go to create socio-cultural meaning and to create new style of life. This is important task in relation to oriented human of Korean language education. [Key words] Korean language ability, perspective about language, nature and goal of Korean language education, skill, philosophy of Korean language education.