mother lode

NOUN /məðər_loʊd/
11 LETTERS · STARTS WITH M

mother lode is a valid 11-letter word worth 16 points in Scrabble and 17 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS
M3O1T1H4E1R1L1O1D2E1
3 + 1 + 1 + 4 + 1 + 1 + 0 + 1 + 1 + 2 + 1 =16 PTS
DOUBLE WORD → 32TRIPLE WORD → 48
MEANING

What does mother lode mean?

NOUN · 1 SENSE
1

The main vein of ore in a deposit.

BROADER