Definition of "newgrass" [newgrass]

• A progressive subgenre of bluegrass music, typically incorporating electric instruments, non-traditional chord progressions, and lengthy improvisation. (noun)

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• "One modernizing element - which they share with decades of what's sometimes called "newgrass" - is a flexibility of rhythm."
• "This is one of the variations of traditional bluegrass that categorizes a band as progressive bluegrass, or "newgrass" -- sometimes even called "jamgrass," epitomized by the popular String Cheese Incident."
• "This isn't a mashup, and I'm not even sure if you have any patience for "newgrass," but Nickel Creek does a pretty entertaining cover of "Toxic.""