Top definition
Inspired by Mark Cuban, to massively, utterly, and continually fail at something.
There's major cubanfail by Mark Cuban again as his Dallas Mavericks NBA basketball team fails to sign a single big free agent after blowing up the 2011 championship team, screwing his fan base, and forcing star Dirk Nowitzki to play out his career with a bunch scraps.
by thewhatfilesman July 05, 2013
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