Having exceeded the platinum level of sales on multiple occasions(adjective)
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Use "multiplatinum" in a sentence
"His first public girlfriend and the first one his fans really came to know had been a celebrity, so the public gravitated to her more readily because she was well known as part of a multiplatinum singing group in the nineties."
"Her self-titled debut went multiplatinum, and her sophomore album, 2008's "Fearless," was an even bigger multiplatinum, multi-genre success."
"Swift, known for penning songs about her puppy love lapses, has written or co-written every song on her two multiplatinum-selling CDs: her 2006 self-titled debut and 2008's "Fearless," which won album of the year at this year's Grammy Awards, among other top honors."