(as) sure as shooting American spoken language informal
Said to stress that something will definitely take place or you are absolutely certain about something.
Oh no, I've broken my mom's favorite vase. I will get a scolding from her, sure as shooting.
A: Are you sure that your answer is correct? B: Sure as shooting! I've checked it three times.
Someone eavesdropped on us, sure as shooting! Otherwise, the police hadn't known our location.
Meaning absolutely certain or without a doubt
Another way to say "absolutely", "definitely" or "for sure"
That's absolutely right.
Totally certain.
With absolute certainty; decisively
This American spoken phrase dating from the 19th century may be a descendant of the older simile, sure as a gun, which dates from the mid-seventeenth century and appears in the works of Samuel Butler, John Dryden, William Congreve, and George Meredith, among others. According to S. A. Hammett (A Stray Yankee in Texas, 1853),
Someone who is totally bad at doing something.
Mary really can't sing for toffee.