What Is Mug Slang For?
What Is Mug Slang For? (slang, vulgar) A gullible or easily-cheated person. He’s a gullible mug – he believed her again. noun. (UK, slang) A stupid or contemptible person. noun. What does a mug mean in slang? If you say that someone is a mug, you mean that they are stupid and easily deceived by