The RRFB is a rectangular shaped, high intensity signal head, which flashes in a wig-wag, rapid flickering pattern. The alternating signals provide direct, ultra-bright concentration as well as wide-angle intensity. The beacons are pedestrian activated: push button or passive detection (several options available).
Noun. 1. grossness-the quality of lacking taste and refinement. raunch, vulgarity, vulgarism, commonness, coarseness. inelegance-the quality of lacking refinement and good taste.noun.ow I should like to describe her--just to see what a holy indignation I could stir up in the world--just to hear the unreflecting average man deliver himself about my grossness and coarseness, and all that. A Tramp Abroad by Twain, Mark View in context.
Gross in medical terminology means able to see with the unaided eye, as in without a microscope, and negative means that they didn't find anything. So if something is grossly â¦ negative, then they looked at it and nothing looked abnormal to them. 5 people found this useful.ross in medical terminology means able to see with the unaided eye, as in without a microscope, and negative means that they didn't find anything. So if something is grossly â¦ negative, then they looked at it and nothing looked abnormal to them. 5 people found this useful.