stone wall

• Muro de piedra; también se usa metafóricamente para referirse a una barrera u obstáculo que impide el progreso, la comunicación o el entendimiento, especialmente cuando alguien se niega a cooperar o a dar información.

A barrier or obstacle that prevents progress, communication, or understanding; often used metaphorically to describe a situation where someone refuses to cooperate or provide information.

1. Physical barrierA2formal

   A wall made of stones, used as a boundary or for protection.

   muro de piedra

   • The garden is surrounded by an old stone wall.
   • They built a stone wall to mark the property line.
   • The stone wall has stood for centuries.

2. Immovable obstacleB2informal

   A situation or person that is completely unresponsive or resistant to change or persuasion.

   muro de piedra

   • When I asked for a raise, I hit a stone wall.
   • The negotiations ran into a stone wall.
   • Her stubbornness was like a stone wall.