heavy ball
n.— «Patak hits what is known in volleyball parlance as a “heavy ball”—a shot without the usual top spin that is a sensitive blocker’s nightmare. “It’s like a knuckleball with a lot of heat on it,” UH coach Mike Wilton said.» —“Warriors turn back Gauchos in four” by Stephen Tsai Honolulu Advertiser (Hawaii) Apr. 2, 2005. (source: Double-Tongued Dictionary)
Further reading
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