What is the definition of "point blank range"?

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Why: In Tater Salad, Ron White tells a story about cops and criminals who had a shootout at point. blank. range. without anyone getting hit.

Last night on an old "SVU," Ice-T said, "The shot was fired at point blank."

Answer: For "point blank," we have:

1. Aimed straight at the mark or target without allowing for the drop in a projectile's course.
2. a. So close to a target that a weapon may be aimed directly at it: point-blank range. b. Close enough so that missing the target is unlikely or impossible:

Source: The Free Dictionary

The More You Know: A 1967 movie called Point Blank stars Lee Marvin, Carroll O'Connor, and Angie Dickinson. Rent it and tell me how it is.