What is Swag Bag?
1.
A goodie bag that contains various useless yet irreplaceable items packed into a dufflebag, usually given at parties or by sponsers. Sometimes just useless house-hold items with a brand-name insignia on them
"Our sponsers left us a Swag Bag full of cool merch, such as one-zie pajamas" - Mark, Real World Road Rules Challenge Challenge
See
2.
Reffering to or Pretaining to one whom enjoys the reefer
"Go get me soem weed swag bag.."