Green’s Dictionary of Slang

jugheaded adj.

(US) stupid.

1939		L. Short Raiders of the Rimrock 36: Why don’t these jugheaded big ranchers get together and buy these nesters out? [Ibid.] 43: You damn’ jug-headed fool.
1942		Berrey & Van den Bark Amer. Thes. Sl.
1942		Post (Lanarks.) 9 Aug. n.p.: Highpockets caught and saddled a runty, jug-headed roan for her.
1951		L. Brown Iron City 151: I ain’t never going to drive nothing more’n some ol’ jug-haid mule.
1967		J. Schaefer Mavericks (1968) 63: We’ll run that jug-headed mutt of yours off its legs tomorrow.
1970		C. Wilson Parliaments, Peoples and Mass Media 47: Day after day, this small, chunky, greying, jugheaded convict revealed the process by which the Mafia had taken over.
1984		I. Doig Eng. Creek 248: He seemed to take a particular pleasure in any evidence that jugheaded behavior wasn’t a monopoly of the Forest Service.
1998		Salon.com 24 Sept. 🌐 You pestiferous jugheaded scrag.
2002		letter in Media News 🌐 If the people of Minnesota don’t eject this preening cockatiel from office at the next election, they’ll have proven themselves nothing but jugheaded hicks addicted to the free publicity.