From Longman Dictionary of Contemporary Englishdivadi‧va /ˈdiːvə/ noun [countable] 1 a very successful and famous female singer opera diva Jessye Norman2 a famous or important woman who behaves badly or gets angry when people do not give her the attention or treatment she thinks she deserves She's such a diva - she walked out of the interview because she thought the interviewer was rude.
Examples from the Corpus
diva• She had sailed into the studio like a diva, wearing a magenta coat and matching cap.• Frequent cancellations, no matter what the excuse, make a diva seem a dangerously risky investment.• For battling divas, intimidation is a stock-in-trade.• Soulful divas wail to great effect.• But the diva emerges and she faces the camera crew.• And Martha is the diva of details.Origin diva (1800-1900) Italian “female god” 