When something goes gosh-darned wrong or is just a such a rudy nuisance you won't jolly-well put up with it any more! Often something that is bloody awful can make you spill your brandy or cognac. Also something particularly dire, in a disparaging way.

The Nussy, or the “nose pussy”, if you will, was discovered during the corona virus pandemic of 2020. People that had to be tested for Covid-19 had to have their nose swabbed right where the brain connects, which often led to people rolling back their eyes and gagging.

A nose-swab-fetish developed from this, because we, as humans, ruin everything.