Definition of "undocumented" []

• Not supported by written evidence: undocumented income tax deductions; undocumented accusations. (adjective)
• Not having the needed documents, as for permission to live or work in a foreign country. (adjective)
• A person not having proper documentation, especially for immigration. (noun)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• "Alan in Rhode Island said, "I cannot believe it when someone prefers the term undocumented workers over illegal aliens, perhaps if someone broke into their home, they would prefer the term, keyless entry over breaking and entering.""
• "Hundreds of thousands pour into the streets, demanding respect and rights for what they call undocumented workers."
• "Angle's ad doesn't mention that it would also allow certain undocumented immigrant youth who were brought to the U.S. by their parents at a young age to eventually obtain legal permanent status by enlisting in the military or attending a university."