A purely fictional spice that is described in the book called "Dune" written by Frank Herbert. It supposedly grants the user either a) all-seeing-ungodly-uber-ability-to-navigate-space or ... b) funky trippy delusions
And it also is said to taste like cinnamon somehow....
The emperor needs X amount of spice by tommorow or his sardukkar will pwn your ass in five hours.
When using an extremely highpitched sorta ghey voice to convey sick and disturbing messages across songs, originally used by m0d (hence the name) of modarchive to spruce up his songs.
Now often used by other people this phenomenon has been known as doing "m0d voice".
J/M/T/M uses m0d voice to sing: Old Macdonald had a farm..e aye e aye ooh!