驴唇马嘴[ lǘ chún mǎ zuǐ ]

⒈ 比喻胡说八道。例驴唇马嘴夸我解问，十转五转饶你从朝。——宋·释道原《韶州云门文偃禅师》英be beside the point; farfetched answer or reasoning;