knock dead

10 LETTERS · STARTS WITH K

knock dead is a valid 10-letter word worth 21 points in Scrabble and 23 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS

K5N1O1C3K5D2E1A1D2

5 + 1 + 1 + 3 + 5 + 0 + 2 + 1 + 1 + 2 =21 PTS

DOUBLE WORD → 42TRIPLE WORD → 63

MEANING

What does knock dead mean?