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A deliciously splendid beverage consisting of chai and apple cider. It's pretty much the best drink ever.
Buyer: Hey, I'd like some chai...or perhaps some apple cider.
Seller: Dude, try the chaider.
by dlaninga October 10, 2006
Yiddish for Hebrew School.
"I was oppressed by thoughts of God because my parents had put me in a Chaider" (Mike Gold, Jews Without Money).
by Josh5756 May 05, 2008