When consuming alcoholic beverages, Stack-a-Lackin' is the point in time (that usually doesn't last long) where you are past having a buzz, but not yet to the state of being drunk. It is usually hard to tell when exactly you are Stack-a-Lackin', but your best bet is just to say you are when everyone else starts saying it.
a state of comfortable intoxication from alcohol (usually beer) and possibly marijuana; the beautiful place between "tipsy" and "drunk" or "crossed" at which an individual feels his absolute best during his or her evening.
after another rip off the joint, one might say he or she is "stack-a fuckin-lackin"
Dudeski 1: "Woah. How you doin man?"
Dudeski 2: "Man, I'm stack-a-lackin."
n. software that is no longer sold or supported by the original publisher / developer, often found as free downloads on the internet because it cannot be obtained elsewhere. Not legal, but often seen as morally acceptable because the company that made it is no longer selling the title, nor releasing it as freeware, therefore abandonware is "keeping the gamealive", so to speak.
Doom II is not abandonware because idstill sells it, while The Incredible Machine is not sold, therefore is abandonware.
Ruler of Lake Titicaca. Rumored to have a bunghole that gets very angry if it does not receive toilet paper. Cornholio the Great is often seen walking around with his shirt over his head and his hands in the air, chanting songs about his power, and his bunghole.
"I am Cornholio! You do not want to face the wrath of my bunghole, for I need TP!"
Butthead: Shut up, Beavis! (uh huh huh huh)
Beavis: Um, okay. (heh heh heh heh).