1 definition by Aubrey Burt
a bruise that consists of a bajillion (about 5 or 6) colors. a person can get these bruises most likely in the bicep area while playing a contact sport...especially the sport of lacrosse
After playing lacrosse for the whole season my rainbow bruise is massive, and has about 6 colors in it
by Aubrey Burt July 18, 2006