brawl (v.) Look up brawl at Dictionary.com
late 14c., braulen "to cry out, scold, quarrel," probably related to Dutch brallen "to boast," or from French brailler "to shout noisily," frequentative of braire "to bray" (see bray (v.)). Meaning "quarrel, wrangle, squabble" is from early 15c. Related: Brawled; brawler; brawling.
brawl (n.) Look up brawl at Dictionary.com
mid-15c., "noisy disturbance," from brawl (v.). Meaning "fist-fight" is by 1873.