Green’s Dictionary of Slang

(US) a disturbance, an argument.

1835		J.P. Kennedy Horse Shoe Robinson I 65: What are you making such a conbobberation about! [DA].
1845		J.J. Hooper Daddy Biggs’ Scrape 194: There was somethin’ a flouncin’ and sloshin’ and makin’ a devil of a conbobberation at the end of the line [DA].