verb: to Roy G. Biv. To consume 7 shots, each of which corresponds to a different colors of the rainbow. Once you have consumed all 7 shots of the rainbow you have effectively been Roy G. Biv-ed. You may Roy G. Biv multiple times in one night. Usually ends in death or in "roofie-ing oneself"
We took Stacy out to Roy G. Biv her Irish abortion.