This word is acceptable for play in the US & UK dictionaries that are being used in the following games:

• Lexulous
• Wordscraper
• Wordosaur

adj. superlative form of jazzy: most jazzy.

"One of the first surveys since a Museum of Modern Art retrospective in 2005, this one dwells on many of the themes that have made Mr. Friedlander the jazziest street photographer since Henri Cartier-Bresson and, at the age of 77, still one of the hardest-working of his breed."