Definition of "donnybrook" [donnybrook]

• An uproar; a free-for-all. See Synonyms at brawl. (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.

• "He alleges that the "donnybrook", the insulting behaviour, was Mark Steyn's, for trying to get a debate going."
• "Unfortunately, I'm talking about a history of rowdiness (after all, we get the word "donnybrook" from the Irish)."
• "So did Allen, because immediately a donnybrook broke out."