A packie joint is when you
don't have much
weed left, barely enough for a joint and you're
sharing it, similar to a prison rollie Commonly used amongst stoners in the North West of the UK.
Example 1:
Ryan: "Hey
lad have any merch there?"
Dave: "Yeah
lad but not much, it's like a packie joint"
Example 2:
Chris: "
Lad I got scummed there, I got a 10s and it wasn't even two reefers lad, it was like a fattie and a little packie joint for when I go to bed"