When a girl friend's underwear become krusted with sweet love nectar from doing strenuous amounts of pilates.
A nickname for a dirty slut who doesn't cleanse her vaginal area nearly as often as she should.
What's the large clump in your underwear? Oh, it's just a Krustaceon!
Krustaceon was too busy lifting her legs high in the air while doing pilates to bother to rinse out her snatch.