dummy index

11 LETTERS · STARTS WITH D

dummy index is a valid 11-letter word worth 26 points in Scrabble and 29 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS

D2U1M3M3Y4I1N1D2E1X8

2 + 1 + 3 + 3 + 4 + 0 + 1 + 1 + 2 + 1 + 8 =26 PTS

DOUBLE WORD → 52TRIPLE WORD → 78

MEANING

What does dummy index mean?