A misspelling of the word, drugs. You misspelled it to either be funny, an idiot, or using them when you spelled it.

Also, an addon to a popular computer game, Garry's Mod
1. Alpha: Got some drugz?

Beta: No man, anybody got durgz?

Charlie: I have drugs

*Alpha and Beta take Charlie's drugz- I meen drugs*

2. Delta: HAY GUYS! I just got Durgzmod!!!!11!!1one

*Echo facepalms*

Delta: :(
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