Chaw–1)a trick, 1842. Used synonomously with gum. “Don’t pay any attention to all the flattery, his offer is still all a chaw.”
2)a yokel, 1856
3)as a verb, to defeat or trounce, often as to chaw up and spit out. 1835 and on, with many references. “After listening to a litany of curses from Jeremiah, Sam was fit to chaw him up and spit him out.”
Naturally, it came to be used as
4)chawed–to have been entirely defeated
5)to scold–1858. Generally chaw out. When I was growing up we used “chewed out” in the same way.