Meaning
To make do / To get by / A quick fix
Example
Arrumamos uma TV de 24 polegadas que dava pra quebrar o galho.
We found a 24-inch TV that could work as a temporary fix.
Origin
'Quebrar o galho' (break the branch) is Brazilian rural imagery — snapping off a tree branch to improvise a tool or stick.
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More idioms
Acertar na moscaTo guess correctly / To hit the nail on the headAmigo da onçaA fake/false friendAndar na linhaTo toe the line / To behave properlyArmar um barracoTo cause a public sceneRodar a baianaTo cause a public scene / To go ballisticArrumar sarna pra se coçarTo ask for troubleArrastar as asasTo hit on someone / To flirtAbrir o jogoTo come clean / To open upArregaçar as mangasTo roll up one's sleeves / To get to workAgarrar com unhas e dentesTo hold on for dear life / To seize an opportunity