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1. One or more of the policies or principles of a political party to which loyal members are expected to adhere.
2. A telephone circuit connecting two or more subscribers with the same exchange.
party liner, par′ty-lin′er n.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.