First things it's spelt 'hickey' or a 'love bite'.
A hickey or a love bite is a bruise or a mark that is caused for when a human is sucking or kissing the skin (usually the neck or arm, it varies).
"Hikkie's" are simply red marks where blood has rushed too, people give hikkie's by sucking on another individuals skin. Quite a peculiar question, but it deserves an answer.
you can get a hikkie in sex or just bye a bite or a suck from someone eles. you can also call it a love bite or a brose.
Answer A hikkie (hickie or hicky) is a love bite, a bruise usually on this side of the neck, the product of kiss more like a suck, between passionate teenagers.
hickie, (if you mean love bite) can be removed by applying ice around it. Make sure u dont apply the ice on it, or else it will only grow. it is advisable to keep a spoon in your freezer and apply the spoon on the edges of the hickie.. It wi'll surely disappear in a few hours