blab out

VERB
8 LETTERS · STARTS WITH B

blab out is a valid 8-letter word worth 11 points in Scrabble and 15 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS
B3L1A1B3O1U1T1
3 + 1 + 1 + 3 + 0 + 1 + 1 + 1 =11 PTS
DOUBLE WORD → 22TRIPLE WORD → 33
MEANING

What does blab out mean?