estar por um fio

hang by a thread; be very close to failing, ending, or being lost

→ estar
phrase Rare #38,967
hang by a thread; be very close to failing, ending, or being lost Used for situations that are extremely fragile, risky, or near collapse. It can refer to health, a relationship, a business, or any other precarious situation.
PO: A relação deles estava por um fio depois da discussão.
EN: Their relationship was hanging by a thread after the argument.