To have smoked pot with a buddy, or, to be invited to smoke pot.

to be good or done smoking weed.... rare in most experienced potheads....

to go in a room, car, or other relatively small area and seal all the exits, then smoke your dank 'till the place of gathering is entirely filled w/ smoke

to provide someone with marijuana or the like without charge

To smoke Marijuana with one or more people. Or in the term Smoke me/you out. Means smoking with someone when they provide no weed, you are smoking them out.

Smoked so much weed in your life that you smoked yourself stupid.

When you smoke so much you start changing color and begin to look like you doing more than just weed