ground clamp

12 LETTERS · STARTS WITH G

ground clamp is a valid 12-letter word worth 19 points in Scrabble and 26 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS

G2R1O1U1N1D2C3L1A1M3P3

2 + 1 + 1 + 1 + 1 + 2 + 0 + 3 + 1 + 1 + 3 + 3 =19 PTS

DOUBLE WORD → 38TRIPLE WORD → 57

MEANING

What does ground clamp mean?