Definitions for "do-it-yourself"
performed or made by an end-user who is without professional training in the relevant techniques; as, their house was a do-it-yourself project. Contrasted with factory-made and professional.
done by yourself; "their house was a do-it-yourself project"; "he opened a do-it-yourself store"
(DIY). The process of doing any project by oneself. Some may traditionally have been contracted out to a professional or in the case of a klutz done by one’s spouse or father-in-law. If necessity is the mother of invention it is also the father of DIY.