A meth head hag; An older woman strung out on meth, usually skinny, white, stringy-haired, with knobby knees; i.e. Wendy the tweaker prostitute from Breaking Bad.
The study of the profits able to be made by starting a meth lab, a chain of meth labs, or just simply selling meth. Many drug dealers are methamaticians, and have carefully done the numbers and discovered the amount of profit they could make by calculations
Man1: Hey have you seen joey lately?
Man2: nah bro, hes been inside for the past 3 weeks doing methamatics
Man1: damn, hes a hardcore nigguh
Methane and sulfur compounds are stuff that comes out of your butt. It's basically a fart. The methane is the loud part of the fart, while the sulfur compounds are the stinky part. The more sulfur compounds it has, the stinkier the fart.
Somebody who's mother did meth while pregnant with them. They look like fucking toddlers no matter how old they are. They try to fuck everyone they come in contact with because they're almost always horny. Their level of retardation varies from person to person. They're childish as all hell and are typically into things aimed at small children. They're also all sociopaths and would try to kill you if piss them off.
Guy 1: That girl is kinda cute! Dare me to talk to her?
Guy 2: Bad idea dude, she's a meth baby and might try to kill you.
Me: "Hey Brandon, where the hell did all the bubble wrap go?"
Brandon: "Sorry, I saw the meth lizard chasing a schleem earlier and I think he took it all to use for you know what"