1 The bottom of you bag of weed. contains flakes and weed dust that often times is impotent. Sometimes used to add a little weight to the bag depeding on the douchitude of the dealer. or
2 If your getting ripped off the contents of your entire bag of weed
1 Weed conissuer 1: I just bought some of that bomb shit man.
Weed conissuer 2: Lets just through that little bit of Sift at the bottom and add it to the blunt to fatten it up a bit.
2 Newbe smoker 1: I paid 40 dollars for this. It looked like a bud because of how compressed it was.
Newbe smoker 2: thats definately 3 grams of sift dude... and it smells like middies
Weed conissuer 1: You bitches got owned. Smoke some of this Blueberry haze with us.