Definition of "jumping" []

• Excellent, very fun (adjective)
• Present participle of jump. (verb)

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• ""IPO + privacy issues + your grandma joining + one redesign too many + general social-network fatigue = Fonzie on water-skis," he says, referring to the rather-desperate "Happy Days" episode that gave rise to the expression "jumping the shark.""
• "The term jumping on the bandwagon may have been attributed to PT Barnum who was attributed as saying "There's a sucker born every minute.""
• "Here's a quote from the wiki entry: The term jumping the shark alludes to a specific scene in a 1977 episode of the TV series Happy Days when the popular character Arthur "Fonzie" Fonzarelli literally jumps over a shark while water skiing."