ground tester

13 LETTERS · STARTS WITH G

ground tester is a valid 13-letter word worth 14 points in Scrabble and 17 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS

G2R1O1U1N1D2T1E1S1T1E1R1

2 + 1 + 1 + 1 + 1 + 2 + 0 + 1 + 1 + 1 + 1 + 1 + 1 =14 PTS

DOUBLE WORD → 28TRIPLE WORD → 42

MEANING

What does ground tester mean?