«The idiom «lose your marbles» means to go crazy or lose your mind. It is a figurative way of saying that someone has lost their sanity or their mental faculties. It is often used to describe someone who is behaving in a strange or irrational way, such as someone who is talking to themselves, acting paranoid, or exhibiting other signs of mental illness, sometimes an alarming way. The idiom can also be used more lightheartedly, to describe someone who is simply being silly or eccentric.»
Buckley’s and Nunn «Describing something that is completely impossible or incredibly unlikely. The phrase refers to the department store Buckley & Nunn. Primarily heard in Australia.»
«That was the straw that broke the camel’s back for me.»
The idiom «the straw that broke the camel’s back» describes the minor or routine action that causes an unpredictably large and sudden reaction, because of the cumulative effect of small actions.
