merda

In a sentence

• Merda! He oblidat les claus a casa.

  Damn! I forgot the keys at home.

  Used as an exclamation to convey frustration or annoyance.

• Això és una merda, no funciona com hauria.

  This is crap, it doesn't work as it should.

  Used to describe something as being of poor quality or disappointing.

• El carrer estava ple de merda de cavall després de la desfilada.

  The street was full of horse droppings after the parade.

  Used literally to refer to excrement or waste material.