slab dashing

12 LETTERS · STARTS WITH S

slab dashing is a valid 12-letter word worth 18 points in Scrabble and 21 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS

S1L1A1B3D2A1S1H4I1N1G2

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

DOUBLE WORD → 36TRIPLE WORD → 54

MEANING

What does slab dashing mean?