loop back

9 LETTERS · STARTS WITH L

loop back is a valid 9-letter word worth 18 points in Scrabble and 22 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS

L1O1O1P3B3A1C3K5

1 + 1 + 1 + 3 + 0 + 3 + 1 + 3 + 5 =18 PTS

DOUBLE WORD → 36TRIPLE WORD → 54

MEANING

What does loop back mean?