rhombos (?r?mb?s) n (Other Non-Christian Religions) a wooden slat attached to a strap that makes a roaring sound when the strap is whirled. It has been associated with religious rituals throughout the worldCollins English Dictionary ? Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014