Green’s Dictionary of Slang

(US campus) extremely drunk, to the point of hugging the lavatory bowl and vomiting within; also as n.

1971		Dly Tar Heel Chapel Hill, NC) 19 Apr. 6/2: They just drank beer and got commode-hugging drunk all the time.
1974		J. Buffett God’s Own Drunk 🎵 I wasn’t a knee crawling, slip-sliding, commode-hugging drunk. No, I was God's own drunk, and a fearless man.
1985		Herald & Review (Decatur, IL) 26 Jan. 12/3: We would have been shocked to know that Mickey Mantle regularly got commode-hugging drunk.
1994		(ref. to 1969) G. Hoffman ‘Colonel Healy’s Lonely Hearts Club Band’ at www.vietvet.org 🌐 The object was to let it all hang out and get curb-crawling, knuckle-dragging, commode-hugging drunk.
2002		‘The Business of Boxing’ at secondsout.com 🌐 My first fighter; as it turned out, he wanted me to be his drinking buddy as well as his manager. I got commode-hugging drunk with the guy a few times, had to stop him from tearing a nightclub apart.