1、let loose的意思是：释放；使随心所欲；屈服；突然倒塌。2、let loose的英英释义是Verb:express audibly; utter sounds (not necessarily words);"She let out a big heavy sigh""He uttered strange sounds that nobody could understand"turn loose or free from restraint;"let loose mines""Loose terrible plagues upon humanity"。3、let loose的例句是The prisoner was let out on bail by the magistrate.犯人在缴纳保释金后由地方法官释放在外候审。