advertising that stays, ie. t-shirts, coffee cups, pens, lighters, ball caps, bumper stickers, etc.

Yeah, I went to the car show and came home with a whole lot of schwag in a bag.

1) weak or impotent cannabis or dirt weed; 2)something of exceptionally poor or low quality which is generally looked down upon.

1) Tom refuses to buy or smoke schwag weed - he only likes kind bud.

2) The people joked that Tom has a schwag car, but little do they know he is planning on buying a new Audi next week.

Low quality marijuana, usually very dry, full of stems and seeds and shit you don't want to inhale; Epitome of the phrase "quantity over quality"

what the fuck is this shwag doing in the bowl? shit man we might as well be smoking dirt.

shit weed

i got ripped off because my dealer gave me shwag for full price

low quality marijuana

A term originally referring to lousy pot, which has also come to describe anything else lame or inherently sucky.

"I just failed my midterm."
"Man, that's shwag."

Mediocre Pot.

I spent less and got scwhag, could have spent more and got dank.