It's great, isn't it? Pithy, funny, and, best of all, a wide knowledge of the conventions of clue-setting and solving won't help a bit.
This might make experienced cruciverbalists a bit exasperated, but then they say that the occasional humiliation is good for the soul.
And in this case might well help with the answer: because it, too, is exasperated.
Elegantly and rompingly glorious, I'd say.
Word To Use Today: exasperate. This word is from the Latin exasperāre, which rather surprisingly means to make rough.