bling (bl?ng) or bling-bling (bl?ng?bl?ng?)Slang n.1. Jewelry or fashion accessories, usually made of metal or other shiny material.2. Showy or ostentatious items.adj. Deliberately showy; ostentatious.[Originally hip-hop slang, probably meant to suggest light flashing off showy jewelry.]American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.bling-bling (?bl???bl??) or blingadjflashy; ostentatious; glitzynostentatious jewellery[C20: imitative of jewellery clashing together or of light reflecting off jewellery]Collins English Dictionary ? Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014