A portion of a population, especially considered as consumers.(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 "demographic" in a sentence
"Their "main demographic is family oriented companies, being that we are a real family.""
"What does it tell you when her main demographic is uneducated people?"
"Looks like a certain demographic is going to be looking to "get ours" if Obama's elected."