Noah Webster's New International Dictionary of the English Language

1. (a.) Lack of proper form or symmetry; distortion; any unnatural form or shape; irregularity of shape or features; ugliness.

2. (a.) Anything that destroys beauty, grace, or propriety; irregularity; absurdity; gross deviation from order or the established laws of propriety; as, deformity in an edifice; deformity of character.