get something out of your system
US /ɡɛt ˈsʌmθɪŋ aʊt əv jʊər ˈsɪstəm/
UK /ɡɛt ˈsʌmθɪŋ aʊt əv jʊər ˈsɪstəm/

1.
colocar para fora, desabafar
to do something that you have wanted to do for a long time and then stop doing it, or to express strong feelings that you have had for a long time
:
•
I had to scream and shout to get it out of my system.
Eu tive que gritar e berrar para colocar para fora.
•
He decided to travel the world to get the wanderlust out of his system.
Ele decidiu viajar pelo mundo para tirar a vontade de viajar do seu sistema.