a person who joins a circle after a conversation has begun, and although the topic in point is irrelevant to them, yet they will annoyingly try to contribute and make themselves look like an idiot.
Henry buttleeched the conversation about Call of Duty, having been a barbieman all his life.
The character Jim Halpert uses from "The Office" to fuck with Dwight Schrute during a customer sensitivity drill over the phone in front of Michael Scott.
Jim Halpert: Hi, This is Bill Buttlicker and I'd like to buy some paper.
Dwight Schrute: Wait, that's not really your name, Bill Buttlicker?
Vicious creatures that attack your butt endlessly. Usually, the only treatment is to burn them out with a lighter and some flatulence. These little critters are usually transmitted by someone who's alias is BewareOfButtlice. He keeps them in a jar. They respect him and follow his orders. Avoid BewareOfButtlice at all costs.
The word that got Peter Griffin into the spelling-bee because his 3rd grade teacher was impressed by the fact he spelt a 3 syllable word even though he didn't do his homework.