One who makes malicious charges and otherwise attempts to discredit an opponent, as in a political campaign.(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 "mudslinger" in a sentence
"He calls himself a "mudslinger," and works with classical shapes that are functional and durable."
"So, it is honestly depressing to me to read this nasty mudslinger "Brad Woodhouse" of the DNC go after Gov."
"Too bad it took the campaign so long to pick it up as it does seem to be an effective way of separating the maverick from the mudslinger."