Dis*tor"tion (?), n. [L. distortio: cf. F. distortion.] 1. The act of distorting, or twisting out of natural or regular shape; a twisting or writhing motion; as, the distortions of the face or body.

2. A wresting from the true meaning. Bp. Wren.

3. The state of being distorted, or twisted out of shape or out of true position; crookedness; perversion.

4. (Med.) An unnatural deviation of shape or position of any part of the body producing visible deformity.

• A misrepresentation of the truth.
       The story he told was a bit of a distortion.
  
• Noise or other artifacts caused in the electronic reproduction of sound or music.
       This recording sounds awful due to the distortion.
  
• An effect used in music, most commonly on guitars in rock or metal.