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90s Slang You Should Know


[il-di-fahynd] /ˈɪl dɪˈfaɪnd/
badly or inadequately defined; vague:
He confuses the reader with ill-defined terms and concepts.
Origin of ill-defined
First recorded in 1865-70 Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2017.
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Examples from the Web for ill-defined
Contemporary Examples
Historical Examples
  • In one boy of ten months the spot seemed to be disappearing and was represented by three ill-defined and separated blotches.

    In Indian Mexico (1908) Frederick Starr
  • The cloud, you mean--a dim, ill-defined, dark body of vapour?

    Homeward Bound James Fenimore Cooper
  • Chloasma appears either in ill-defined patches, as is commonly the case, or as a diffuse discoloration.

    Essentials of Diseases of the Skin Henry Weightman Stelwagon
  • There was a picture of myself sitting in an ill-defined room; that was all.

    The Worlds of If Stanley Grauman Weinbaum
  • But ill-defined borders have been everywhere and everywhen the fruitful source of strife, destruction, and misery.

    The Color Line William Benjamin Smith
  • It was so ill-defined that he could not trace it to its source.

    Ravenshoe Henry Kingsley
  • Each plant consists of a mass of protoplasm surrounded by an ill-defined cell wall.

    A Practical Physiology Albert F. Blaisdell
  • Now the duties of these Native Commissioners were multifarious, if ill-defined.

British Dictionary definitions for ill-defined


imperfectly defined; having no clear outline
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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