sure as shooting

ADVERB
16 LETTERS · STARTS WITH S

sure as shooting is a valid 16-letter word worth 18 points in Scrabble and 20 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS
S1U1R1E1A1S1S1H4O1O1T1I1N1G2
1 + 1 + 1 + 1 + 0 + 1 + 1 + 0 + 1 + 4 + 1 + 1 + 1 + 1 + 1 + 2 =18 PTS
DOUBLE WORD → 36TRIPLE WORD → 54
MEANING

What does sure as shooting mean?

ADVERB · 1 SENSE
1

Definitely or positively (`sure' is sometimes used informally for `surely').

“he'll win sure as shooting”