Definition of potro in English:

potro

noun

  • In South America: a colt, a young horse; a pony.

Origin

Mid 19th century. From Spanish potro colt, foal (940; 924 as poltro), apparently ultimately from a post-classical Latin derivative of classical Latin pullus foal, although this presents phonological difficulties.

Pronunciation

potro

/ˈpɒtrəʊ/