A knock-down-and-drag-out fight.    From Wordnet, Princeton University. 

Roderick ( "Rod the Rock") Kinnison ran for President of North America against the incumbent Witherspoon; and, after a knock-down-and-drag-out political battle with Senator Morgan, the voice of the Morgan.    From Wordnik.com.  [Gray Lensman]

It was a knock-down-and-drag-out fight, in which hair pulling, gouging, and biting were allowed.    From Wordnik.com.  [Stories Of Georgia] Reference

I know Peter well enough to know that when it comes to standing up to a real knock-down-and-drag-out fight, he won't do it.    From Wordnik.com.  [The Case of the Sleepwalker's Niece]

Throughout the knock-down-and-drag-out antics, you'll notice how professional the cast is: how spot-on they gesture or smirk or scream.    From Wordnik.com.  [Missoula Independent] Reference

And in a genuine old-fashioned knock-down-and-drag-out rough-and-tumble your woodsman is about the toughest customer to handle you will be likely to meet.    From Wordnik.com.  [The Blazed Trail] Reference

It had grown because of their favor and by means of the rankest exhibitions of knock-down-and-drag-out methods of consolidation of all competitors but -- Westinghouse.    From Wordnik.com.  [Frenzied Finance Vol. 1: The Crime of Amalgamated] Reference

"What's the matter with it?" inquired the D.A. "It's a regular knock-down-and-drag-out case, isn't it?.    From Wordnik.com.  [By Advice of Counsel] Reference

Any meal might end in a knock-down-and-drag-out.    From Wordnik.com.  [The Iron Puddler]

"The letters," she said, "stand for knock-down-and-drag-out.".    From Wordnik.com.  [The Case of the Sleepwalker's Niece]

It war a reggular fair knock-down-and-drag-out, and I licked him!.    From Wordnik.com.  [Nick of the Woods] Reference

In a free-for-all knock-down-and-drag-out, kicking, gouging, and biting are all legitimate.    From Wordnik.com.  [The Blazed Trail] Reference

It’s either an apology or an old-fashioned knock-down-and-drag-out fight atween you ’n’ me.    From Wordnik.com.  [Nevermore] Reference

"Fust it was tittle-tattle, then a bar-room knock-down-and-drag-out fight, an 'now it is a weepin' camp-meetin '.    From Wordnik.com.  [The Desired Woman] Reference