Originated from a name given to a ginger who had left over band-aid residue on him. The name given to him was band-aid rez.
Rez is the shorthand term for the build-up of chemically incinerated marijuana, generally collecting around bongs, pipes and cones, amongst other things.
Rez can also be put into the context of a comment or snide remark that is extremely distasteful for the person on the receiving end
Rez water is defined as the accumulation of the seedy water found idleing rancidly at the bottom of any household bilch
2. "You are posso the biggest rez dog in the known quasar"
3. "Don't tell me old mate drank the rez water again, thats the 7th time this month!"