Definition
To express ideas or statements that are illogical, unreasonable, or without any clear meaning.
胡说
He was drunk last night and was just talking nonsense.
他昨晚喝醉了，一直在胡言乱语。
Don't pay attention to him, he is just talking nonsense.
别理他，他只是在胡说八道。
I think the report she wrote is complete nonsense.
我觉得她写的报告完全是一派胡言。