a dark stain on the lip of a true ass pothead caused by resin getting into the cracks of your lips and then your lips healing over and leaving a "resin tatt".
"A true wise mans tatt"

a resin rocket is when you toke a spiff and the resin that has built up in the filter gets sucked into your mouth

One who says they are happy to clean your smoking paraphernalia when infact they are scraping your precious bong hash..#

The blob or smear of marijuana resin on your lips and/or tongue after smoking a hit from an uncleaned pipe or a fat gooey joint.

A person that is obsessed with collecting the tarry residue from pipes used to smoke marijuana. This residue gives a mild buzz when smoked and is used as a last resort by some smokers. A resin rat will go to great lengths to get this tarry substance and will even smoke it when bud is present.

Resin Row is a hypothetical place one finds themselves once they've smoked all their green.

Dry shit caked on the outermost area of the Butthole perimeter.