shut one's mouth

VERB
16 LETTERS · STARTS WITH S

shut one's mouth is a valid 16-letter word worth 21 points in Scrabble and 23 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS
S1H4U1T1O1N1E1'0S1M3O1U1T1H4
1 + 4 + 1 + 1 + 0 + 1 + 1 + 1 + 0 + 1 + 0 + 3 + 1 + 1 + 1 + 4 =21 PTS
DOUBLE WORD → 42TRIPLE WORD → 63
MEANING

What does shut one's mouth mean?

VERB · 1 SENSE
1

Refrain from divulging sensitive information; keep quiet about confidential information.