roid rage (r??d) ninformal angry and aggressive behaviour caused by the use of anabolic steroids[C21: from steroid, on the pattern of road rage]Collins English Dictionary ? Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014