good one

8 LETTERS · STARTS WITH G

good one is a valid 8-letter word worth 9 points in Scrabble and 11 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS
G2O1O1D2O1N1E1
2 + 1 + 1 + 2 + 0 + 1 + 1 + 1 =9 PTS
DOUBLE WORD → 18TRIPLE WORD → 27
MEANING

What does good one mean?

1