Various terms are tossed about to describe the loudest of perfumes (beasts, room-clearers, fog horns, and others much less polite...) Most of us aren't really interested in being smelled from meters away, but some of us like some level of scented projection. But just as fashions change, so do ideas around what makes for "umph"; that hard-to-define impact that comes from statement-making fragrances that aren't subtle, which make a lasting impression, and a potent power.