(1)An insult thrown at one younger than you, one of less status, or someone you plan on beating close to death. It implies that they are indeed a sock puppet made specifically for use with ones ass.
A complete and total loser who spends his or her days jerking off to anime porn whilst eating potato chips and smearing the grease all over themselves. It is also a fat, lazy fuck with gravy stains all over his or her shirt who watches TV all day.
Clem wouldn't come out his room all day because he was whackin it to DBZ reruns; he is thus an ass-muppet
A pompous blow-hard with little or no redeeming social value much like a terd which hangs from the anus and requires you to make it "dance like a puppet" to get it to fall into the toilet.