brimstone

noun6

1. •
   The sulfur of hell; hell, damnation.

   • For griefe thereof, and diuelish despight, / From his infernall fournace forth he threw / Huge flames, that dimmed all the heauens light, / Enrold in duskish smoke and brimstone blew. — 1590
2. •
   The butterfly Gonepteryx rhamni of the Pieridae family.

   • A brimstone butterfly flirted among the purple shadows under the palms. — 1954
3. •
   (Internet) Online content of exceptionally poor quality, lower than coal.
4. •
   (no longer used) Sulfur.

   • Weel I wot I wad be broken if I were to gie sic weight to the folk that come to buy our pepper and brimstone, and suchlike sweetmeats. — 1816
5. •
   (no longer used) Used attributively as an intensifier in exclamations.

   • You are a brimstone pig. You're a head of swine! — 1852
6. •
   (no longer used) A whore.

   • I went to the park, picked up a low Brimstone, called myself a Barber, & agreed with her for Sixpence, went to the bottom of the park, arm in arm, & dipped my machine in the Canal […]. — 1763