1. n- the inability to perform when it matters most. A reference to the choking of LeBron James in the 2011 NBA finals to the Dallas Mavericks and Roberto Luongo letting in a total of sixteen goals to the Boston Bruins when leading the series in the 2011 Stanley Cup Finals.

2. n- someone or something completly overrated in every possible way shape and form. Just like Lebron James and Roberto Luongo.
Dude I was so close to hooking up wth Kelly, but then I pulled a LuBrongo.
by bluehunter94 June 14, 2011
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