good authority

NOUN
14 LETTERS · STARTS WITH G

good authority is a valid 14-letter word worth 21 points in Scrabble and 21 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS
G2O1O1D2A1U1T1H4O1R1I1T1Y4
2 + 1 + 1 + 2 + 0 + 1 + 1 + 1 + 4 + 1 + 1 + 1 + 1 + 4 =21 PTS
DOUBLE WORD → 42TRIPLE WORD → 63
MEANING

What does good authority mean?

NOUN · 1 SENSE
1

Testimony by someone who should know.

“I have it on good authority”