Definition of pinch-out:
(v) :
To squeeze a small amount of a person's skin and flesh, making it hurt.
(v) :
To squeeze between the thumb and forefinger.
(v) :
To squeeze between two objects.
(v) :
(intransitive) Of clothing, to be uncomfortably tight in specific spots.
(v) :
(slang, transitive) To steal, usually something inconsequential.
(v) :
(slang, transitive) To arrest or capture.