Law The party that institutes a suit in a court.(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 "plaintiff" in a sentence
"That defendant gave to A. twelvepence to pay plaintiff in fuU/atisfaaiom, which plaintiff* received."
"Kristin Perry, 45, is the title plaintiff in the case registered on legal dockets as Perry v. Schwarzenegger."
"When a plaintiff is able to prove defamation per se, damages are presumed, but the presumption is rebuttable."