The definition of an underachieving player with no ambition to win. Whose skills include committing offensive fouls, traveling, and getting 3-second violations. An All-Star only because he plays in the Eastern Conference.
"Jermaine O'Neal continued to struggle, shooting 2-of-13 while being shut out from the field in the final 4 minutes as the Heat wiped out an eight-point deficit Friday in Miami to deal Indiana's playoff hopes a major blow."
Rhyming slang for "Definately" or "Defo" for short. It comes from the name of the England football player, Jermaine Defoe. This is because of his second name sounding like the word "defo."