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Related to shikker: shtetl
1. adjective, slang Drunk. From Yiddish. He spent the whole evening getting shikker, much to the displeasure of his parents. I love this holiday. You're instructed to drink so much wine that you're basically being encouraged to get shikker all day long!
2. noun, slang A drunkard; an alcoholic. That new boyfriend of Miriam's is nothing but a shikker. He can't even hold down a job! I love this holiday. You're instructed to drink enough wine to get good and shikker!
3. noun, slang To drink alcohol to the point of drunkenness. They were up till 3 AM shikkering, and now they're all feeling sicker than dogs. He's been neglecting his studies and his religious duties, preferring to spend the weekends shikkering with those no-good friends of his.