loop window

11 LETTERS · STARTS WITH L

loop window is a valid 11-letter word worth 19 points in Scrabble and 22 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS

L1O1O1P3W4I1N1D2O1W4

1 + 1 + 1 + 3 + 0 + 4 + 1 + 1 + 2 + 1 + 4 =19 PTS

DOUBLE WORD → 38TRIPLE WORD → 57

MEANING

What does loop window mean?