An intense odor, mostly absolutely wonderful, that is too awesome to describe. Can also be used to describe something so foul you can't even explain how nasty it is.
The cookies my mother had made released some awesome smellzations into the air.
When that kid fell into the lake, the smellzations made me want to puke my lungs out.
Boys who enjoy yaoi (a genre in Japan that contains sexual and/or romantic relations between two men); literally translates to "rotten boy"; corresponding female : fujoshi