Scratch is a free programming language and online community where you can create your own interactive stories, games, and animations..Scratch is a free visual programming language developed by the MIT Massachusetts Institute of Technology Media Lab. Scratch is used by students, scholars .Scratch skrch v. scratched, scratch ing, scratch es. v.tr. . To make a thin shallow cut or mark on a surface with a sharp instrument. . To use the nails or .Scratch definition, to break, mar, or mark the surface of by rubbing, scraping, or tearing with something sharp or rough to scratch one’s hand on a nail. See more..