Unbend/ˌʌnˈbend/ Definition 1 of 2Pro Tip 1/3Physical Action Use 'unbend' to describe straightening something physical like metal or plastic. The plumber had to unbend the pipe to stop the leak. Pro Tip 2/3Literal Use 'Unbend' is often used literally, meaning the act should be physically possible. She tried to unbend the paperclip back into its original shape. Pro Tip 3/3Not Reversible Sometimes unbending an object doesn’t restore its original condition. Even after you unbend a hook, it might not be as strong as before.