A bit, as in a chunk of a fight.
1833. He played loo, drank deep, and on proper occasions took a small chunk of a fight.James Hall, Legends of the West, p. 46 (Phila.).
1833. In them days, if a man got into a chunk of a fight with his neighbour, a lawyer would clear him for half a dozen muskrat skins, and the justice and constable would have scorned to take a fee, more than just a treat or so.Id., p. 50.
1856. Some have characterized [the beating of Charles Sumner by Preston S. Brooks] as a mere chunk of a fight; others as an assault and battery.Mr. Etheridge of Tennessee, House of Repr., July 12: Cong. Globe, p. 822, Appendix.