cast-iron

• Descreve algo extremamente forte, resistente ou inquebrável; também usado metaforicamente para garantias, álibis ou constituições que são absolutamente sólidos e não podem ser contestados.

Describes something that is extremely strong, reliable, or unbreakable, often used metaphorically for guarantees, alibis, or constitutions.

1. Extremely robustB2informal

   Exceptionally strong, durable, and resistant to damage or failure.

   Inquebrável

   • He has a cast-iron stomach and can eat anything without getting sick.
   • The company has a cast-iron reputation for reliability.
   • She gave a cast-iron guarantee that the project would be finished on time.

   Sinônimosdurableheavy-dutyindestructibleresilientruggedsturdytough

   Antônimosbrittledelicateflimsyfragileweak