Entry 3 senses · 2 variants Webster, 1913 Deform /dēfˌ-ôrm'/ · De·form · IPA /dəˈfɔɹm/ v. t. a. 01 v. t. To spoil the form of; to mar in form; to misshape; to disfigure. imp. & p. p. Deformed; p. pr. & vb. n. Deforming 1. To spoil the form of; to mar in form; to misshape; to disfigure. “Deformed, unfinished, sent before my time Into this breathing world.” — Shak. 2. To render displeasing; to deprive of comeliness, grace, or perfection; to dishonor. “Above those passions that this world deform.” — Thomson. 02 a. Deformed; misshapen; shapeless; horrid. 1. Deformed; misshapen; shapeless; horrid.[Obs.] “Sight so deform what heart of rock could long Dry-eyed behold?” — Milton.