(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.
Synonyms for ass-muppet
On this page, you will find 30 slang terms related to ass-muppet. Some of the top words include: your mom, plooker, sulted, jank, penis linguines, and 25 more.