1. An argument that is unclear, disorganized, or logically incoherent; a line of reasoning that lacks clarity or proper structure
His muddled argument failed to convince the jury that he was innocent.
Seu argumento confuso não conseguiu convencer o júri de que ele era inocente.
2. A poorly presented or weakly constructed case or point in a discussion or debate
The politician's muddled argument about tax reform left voters confused.
O argumento confuso do político sobre reforma tributária deixou os eleitores confusos.