they're expressions used in the UK comic 2000AD. Drokk is used in Judge Dredd, Stomm in Strontium Dog and Funt in Sinister Dexter
One of the things driving me fahrbot right now is that I'm simultaneously writing StarCraft (a novel and a manga series) and Farscape (a regular comics series), and I have to keep remodulating my made-up slang.