flashing block

14 LETTERS · STARTS WITH F

flashing block is a valid 14-letter word worth 28 points in Scrabble and 33 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS

F4L1A1S1H4I1N1G2B3L1O1C3K5

4 + 1 + 1 + 1 + 4 + 1 + 1 + 2 + 0 + 3 + 1 + 1 + 3 + 5 =28 PTS

DOUBLE WORD → 56TRIPLE WORD → 84

MEANING

What does flashing block mean?