It means Most Valueable Player of the NBA Finals
lebron james is the player with the most mvp awards
Kareem Abdul-Jabbar with six MVP Awards
5 MVP's total - NBA Finals MVP (2009), NBA Most Valuable Player (2008), &  NBA All-Star Game MVP (2002, 2007, 2009).
An MVP Trophy
Hakeem Olajuwon - 1994
Dirk Nowitzki of the Dallas Mavericks was the 2007 MVP in the NBA ...
the player with the most is kareem adbul-jabbar with 6 of them
LBJ-2011-12 NBA Season
Considering that their are only 4 given out for the entire season (Rookie Challenge MVP, All-Star Game MVP, NBA MVP [for the season], and the NBA Finals MVP), the most prestigious would easily be the NBA MVP award.
player with most votes for being most valuable during a season to his team