codo

In a sentence

• Necesitas doblar el codo para alcanzar la taza.

  You need to bend your elbow to reach the cup.

  Here, 'codo' refers to the part of the arm that allows bending, illustrating its anatomical usage.

• Mi vecino es muy codo y nunca comparte sus herramientas.

  My neighbor is very stingy and never shares his tools.

  In this usage, 'codo' is a colloquial term meaning stingy, referencing the metaphorical tightness of bending one's elbow to avoid giving.

• Vivimos en el codo del río, donde el agua forma una curva.

  We live at the bend of the river, where the water forms a curve.

  Here, 'codo' is used metaphorically to describe the bend or curve in a geographical feature, extending its concept from anatomical bending.