kye /kaɪ/noun 1/kjeɪ/ noun 1forms 1 noun1 •(UK, slang) Cocoa (the drink).[…] wrapped in layers of warm clothing against rushing icy air, and all longing for bubbling hot kye (Navy cocoa) at midnight. — 2009 kye /kjeɪ/ noun1 •A Korean fundraising meeting. formskyes