Get something out of one's system
Meaning
To express or accomplish something that has been suppressed or desired for a while, allowing one to move past it and feel relieved.
Origin
The concept of the human "system" has long been understood as the interconnected workings of the body. In earlier centuries, particularly the 19th, the phrase was often used quite literally in a medical context, referring to expelling a physical illness, a poison, or even a bad habit from one's constitution—like getting a fever "out of your system." As the fields of psychology and mental well-being began to develop, the metaphor deepened. The "system" expanded to encompass one's emotional and mental state, suggesting that pent-up feelings, desires, or unresolved issues could act like internal toxins, needing to be released or expressed for complete relief. This semantic shift allowed the phrase to transcend its purely physical roots, making it a powerful expression for achieving emotional catharsis and mental peace.
Examples
- After weeks of worrying about the presentation, I finally gave it and feel like I've gotten it out of my system.
- He needed to have one last night out with his friends before settling down, just to get it out of his system.