1:The metaphorical drink that gives haters their ability to hate, just like Gatorade give athletes the fluids to compete physically. Combined by mixing the words "hater" and "gatorade". Hatorade is metaphorically the color "green" with envy.
2: the act of hating. sometimes called "drinking hateorade"
Hey asshole! Stop drinking that haterade and get your own bitch, you hating bastard!
noun; a fictional beverage, parodying the popular sports drink 'gatorade', purportedly consumed by individuals who are jealous of others, supposidly fueling their ability to be jelous of, or 'hate on', others.
Damn, B, quit hittin' on dat haterade and let a playa' play.