Wiktionary
strike through
vb. (context idiomatic English) To partly obliterate text by drawing a continuous line through the centre thereof, usually to indicate the deletion of an error or obsolete information.
Usage examples of "strike through".
It stays there for an instant to gain impulse, and then the fist shoots across the body to the right, the fisted palm facing the body, to strike through a point by the area of the liver and gallbladder (fig.