the proper spelling of yay which is Cuban slang for cocaine, in Spanish a double "L" is pronouced like a "Y"
A lot of llay is smuggled up from Columbia through Cuba and into Miami.
by Mr.Juan-derful November 28, 2010
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Laugh Like An Idiot. Similar to using the words rofl, lmfao and lol. Word created in 2009 by aspiring innovators Patrick Blain and Hugo Lim. Has spread through the word to Philadelphia and Boston.
Person A:I crashed into a glass window

Person B:LLAI
by Awwyeallaiyea January 14, 2011
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