The idiom "straw that broke the camel's back" is used to describe a situation in which a seemingly minor event or action brings about a sudden and dramatic change in a person's behavior or mood. Synonyms for this phrase include "last straw," "final blow," "tipping point," and "breaking point." All of these phrases convey a similar idea of a sudden, drastic change in a situation that was already at a critical point. Whether in personal relationships or professional situations, recognizing the signs that you are approaching your own breaking point can help you take proactive steps to prevent a meltdown or burnout.