JAGGIES An informal term for the viisual stair-stepping edges that occur in an image when the image resolution is too low. See also bitmapped.
J-BOLT An angled rod, usually steel, embedded in a concrete footing, or anchor, and threaded at the exposed top end for attachment to a freestanding sign.
JOB SITE SIGN See construction site sign.
JPEG (JOINT PHOTOGRAPHIC EXPORTS GROUP) A graphics file format designed for use with photographs and other color bitmap files. The JPEG format uses a mathematical technique to create files that are smaller than those created using other file formats, while maintaining a readable image.
JUSTIFIED Describes copy that is set with even margins on the left and right (achieved by irregular word and letter spacing). See also flush.