keep mum

VERB /kip_məm/
8 LETTERS · STARTS WITH K

keep mum is a valid 8-letter word worth 17 points in Scrabble and 21 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS
K5E1E1P3M3U1M3
5 + 1 + 1 + 3 + 0 + 3 + 1 + 3 =17 PTS
DOUBLE WORD → 34TRIPLE WORD → 51
MEANING

What does keep mum mean?

VERB · 1 SENSE
1

Refuse to talk or stop talking; fall silent.