Organizational agility has been a touted by both researchers and practitioners as a key success factor in navigating turbulent business environments. With a heavy reliance on computer systems by many organizations, information systems agility has become an important contributor to organizational agility. The purpose of this paper is to investigate previous attempts at defining the IS agility construct and synthesize the previous work into a single, comprehensive definition of IS agility. With a complete definition of IS agility compiled, steps will be outlined for developing a reliable scale for measuring IS agility within organizations.