Definition of "riffs" []

• Plural form of riff. (noun)
• Third-person singular simple present indicative form of riff. (verb)

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• "The title riffs on the motto of the mythical team on "Friday Night Lights.""
• "The twist is that the artists perform literally beside Boilen's desk on the fifth floor of NPR's headquarters on Massachusetts Avenue NW (the name riffs off of Boilen's psychedelic dance-rock band, Tiny Desk Unit, which was the inaugural act at Washington's 9: 30 Club in 1980 and still performs)."
• "While by no means a masterpiece, when Craig Mazin riffs on the “Spider-Man” trilogy, “Superhero Movie” is cause for some occasional chuckles."