The phlegm that is brought up rather suddenly whilst smoking the devils lettuce. Not to be confused with chunder this maniacal beast will rear his head on rare occasions and leave you with a mouth full of spit or with disappointment from ruining that new shirt or blouse.
âEw, yuck oi! You just dug-slugged on my shirtâ.
âThat was a close one! Just stopped old mate dug-slug from ruining that pretty blouseâ.