Recreation or sport of surfing with a longboard(noun)
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Use "longboarding" in a sentence
"This year's music bill takes in Wolf Gang, Eliza Doolittle, Bombay Bicycle Club and Fatboy Slim, but it's the awe-inspiring skills on show on the water – including the festival's first outing of longboarding – that will create the greatest stir."
"•California state law considers skateboarders the same as pedestrians, said Jim Beres, the civilian supervisor of the Laguna Beach, Calif., Police Department, where he said downhill recreational longboarding has spawned complaints."
""For a community like ours, the council didn't feel like longboarding was a good fit.""