Definition of "undefine" [un•de•fine]

• To make indefinite; to obliterate or confuse the definition or limitations of. (verb)
• To remove the definition of; to return to an undefined state. (verb)

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• "I am a part of the sisterhood; I am a feminist and no one has the right to "undefine" me as such."
• "Yup, It return "undefine" if I include the try .. catch in the javescript."
• "Unlike conventional field guides, which affix labels and definitions, Solnit's aims to unname and undefine."