Alternative spelling of belly flop. (To enter the water on your belly when diving, or to fail at something.)(verb)
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Use "bellyflop" in a sentence
"He is approaching 500 career appearances and 150 goals, many of them marked with his trademark "bellyflop" celebration."
"A "bellyflop," Girardi called it [he also praised it in a serious moment as the crucial play of the game]."
"But Keane still has the ability to get under people's skin judging by his TV punditry of United's bellyflop into the Europa League and the way it has brought little puffs of toxic smoke from Sir Alex Ferguson's nostrils."