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[uhn-dok-yuh-men-tid] /ʌnˈdɒk yəˌmɛn tɪd/
lacking documentation or authentication.
lacking proper immigration or working papers: an undocumented worker;
undocumented immigrants.
Origin of undocumented
First recorded in 1880-85; un-1 + documented
Usage note
2. See illegal alien. Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2018.
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Examples from the Web for undocumented
Contemporary Examples
Historical Examples
  • Surely it is safe here to domicile the restless Doctor, for these ten undocumented years between 1805 and 1815.

    Seaport in Virginia

    Gay Montague Moore
  • His idea of generosity was the undocumented and unqualified purchase of a person by payments made in the form of a gift.

    The Wife of Sir Isaac Harman

    H. G. (Herbert George) Wells
  • Already that undocumented Magna Charta was manifestly not working upon the lines she had anticipated.

    The Wife of Sir Isaac Harman

    H. G. (Herbert George) Wells
  • The two specimens of this plate in the national collections are undocumented.

    American Military Insignia 1800-1851 J. Duncan Campbell and Edgar M. Howell.
Word Origin and History for undocumented

1883, from un- (1) "not" + past participle of document (v.).

Online Etymology Dictionary, © 2010 Douglas Harper
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