A duplicate, as of a letter, made by using carbon paper.(noun)
A person or thing that closely resembles another.(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.
Use "carbon copy" in a sentence
"His dada carbon copy of Emmett, except tallergrinned and took one hand off the steering wheel to give the Vulcan salute as well."
"Inside lay the carbon copy of a letter, typed on an Underwood machine with a crooked lower-case "a": her father's type-writer; her father's words."