soft binding

12 LETTERS · STARTS WITH S

soft binding is a valid 12-letter word worth 18 points in Scrabble and 22 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS

S1O1F4T1B3I1N1D2I1N1G2

1 + 1 + 4 + 1 + 0 + 3 + 1 + 1 + 2 + 1 + 1 + 2 =18 PTS

DOUBLE WORD → 36TRIPLE WORD → 54

MEANING

What does soft binding mean?