extra current

13 LETTERS · STARTS WITH E

extra current is a valid 13-letter word worth 21 points in Scrabble and 24 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS

E1X8T1R1A1C3U1R1R1E1N1T1

1 + 8 + 1 + 1 + 1 + 0 + 3 + 1 + 1 + 1 + 1 + 1 + 1 =21 PTS

DOUBLE WORD → 42TRIPLE WORD → 63

MEANING

What does extra current mean?