I can't believe that someone I had helped and supported would steal from me. It's 'a' real 'stab in the back'.
They don't really know how much the work will cost. They're just taking 'a stab' [='shot'] 'in the dark'.
He 'stabbed' the piece of meat with a fork. = He 'stabbed' the fork into the piece of meat.
(..) When you're in it, it feels real. ARTHUR: That's why the military developed dream sharing. It was a training program for soldiers to shoot, stab and strangle each other... ...and then wake up. ARIADNE: How did architects become involved? COBB: Well, someone had to design the dreams, right? (..)2010 Inception