ground connection

17 LETTERS · STARTS WITH G

ground connection is a valid 17-letter word worth 22 points in Scrabble and 30 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS

G2R1O1U1N1D2C3O1N1N1E1C3T1I1O1N1

2 + 1 + 1 + 1 + 1 + 2 + 0 + 3 + 1 + 1 + 1 + 1 + 3 + 1 + 1 + 1 + 1 =22 PTS

DOUBLE WORD → 44TRIPLE WORD → 66

MEANING

What does ground connection mean?