The Graphics Interchange Format, one of the most popular standardized formats for storing graphic data in binary computer files. The standard has been revised several times, and includes provisions for interlacing and animating images. Its disadvantage is that it can store only 256 colors. Compare JPEG.  [PJC]

 An image stored in GIF{1} format, or the file in which the image is stored; as, he sent three GIF's with lovely pictures of his children.  [PJC]