Definition
An expression used to indicate that something is untrue or silly, often implying contempt or disbelief.
胡說八道，一派胡言
"You claim you saw aliens last night? That's just stuff and nonsense!"
「你說你昨晚看到外星人？那簡直是胡說八道！」
"He told me he could fly, I thought it was just stuff and nonsense."
「他告訴我他能飛，我覺得那只是胡說八道。」
"Don't believe that stuff and nonsense! There's no such thing as a magic potion."
「別相信那些胡說八道！根本沒有什麼魔法藥水。」