undocumented

adjective

un·​doc·​u·​ment·​ed ən-ˈdä-kyə-ˌmen-təd How to pronounce undocumented (audio)
Synonyms of undocumentednext
: not documented: such as
a
: not supported by documentary evidence
undocumented expenditures
b
: lacking documents required for legal immigration or residence
undocumented workers

Examples of undocumented in a Sentence

The company cannot reimburse you for undocumented travel expenses.
Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Finley is unsure if the voting process can be tightly monitored to prevent undocumented or unregistered people from attempting to vote. — Terry Tang, Los Angeles Times, 19 Oct. 2026 The drama follows Adrian, an undocumented Mexican migrant worker in San Diego, who is finally reunited with his six-year-old daughter after a year-long custody battle. — Anna Marie De La Fuente, Variety, 19 Oct. 2026 The area's flooring industry has long depended on immigrant labor, and many families include a mix of citizens, legal residents, Deferred Action for Childhood Arrivals recipients and undocumented immigrants. — Democrat-Gazette Staff From Wire Reports, Arkansas Online, 17 Oct. 2026 These figures are likely underestimates, since undocumented migrants generally avoid surveys for fear of deportation. — Johanna Bard Richlin, The Conversation, 16 Oct. 2026 See All Example Sentences for undocumented

Word History

First Known Use

1867, in the meaning defined above

Time Traveler
The first known use of undocumented was in 1867

Browse Nearby Words

undoctrinaire
undocumented
undoer
See all Nearby Words

Cite this Entry

“Undocumented.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/undocumented. Accessed 27 Oct. 2026.

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