cocka ,cock and 'bull story (informal)1.■a story, excuse or explanation that is so unlikely that no one believes it 荒诞的故事﹙或藉口、解释等﹚；无稽之谈:I asked him about his job and he gave me some cock and bull story about being so rich he didn’t need to work. 我问他工作的事，他却编了些离奇的谎话，说他非常富有，不用工作。2.■ORIGIN There is a story about the town of Stony Stratford in Britain, which was a famous stop for coaches and had two famous inns, The Cockand The Bull. Coach passengers would walk from one inn to another, their stories becoming more exaggerated as they drank more alcohol.这种说法出自英国斯托尼斯特拉特福城，那里是有名的马车驿站，有两家着名的小旅店，一家叫做The Cock，一家叫做The Bull。马车上的乘客从一家旅店走到另一家，喝的酒越多，所说的故事就越荒诞离奇。cock an 'ear/'eye at sth/sb3.■look at or listen to sb/sth carefully and with a lot of attention 侧耳倾听；凝神细看cock a 'snook at sb/sth (BrE, informal)4.■make a rude gesture by putting your thumb to your nose 以拇指抵鼻做出不礼貌的手势5.■do or say sth that shows your lack of respect for sb/sth, especially when you cannot be punished for this ﹙尤指不会因此受到惩罚时﹚表示蔑视，轻蔑；对……不屑一顾:She cocked a snook at her teachers by going to school with her hair dyed purple. 她把头发染成紫色去学校，以此来表示对老师的蔑视。