Jarina is a beautiful Dominican word for a 'drizzle' or 'light rain'. It's a regional term you won't find in a standard Spanish textbook, making it a unique gem to learn from this song.
Juan Luis Guerra uses it to create a moment of pure magical realism, singing about "una jarina de queso blanco" (a drizzle of white cheese) falling from the sky. This whimsical, hopeful image is at the heart of the song's prayer for abundance for the farmers of his land.
Have you ever wished for something impossible? In "Ojalá Que Llueva Café," Juan Luis Guerra does just that, but his wish is for a whole country. He sings, "Ojalá que llueva café en el campo" (I hope it rains coffee in the countryside), imagining a magical world where food falls from the sky. He dreams of a "aguacero de yuca y té" (a downpour of yucca and tea) and a "jarina de queso blanco" (a drizzle of white cheese). It's a beautiful and almost funny fantasy of a land so rich that you could go down a "colina de arroz graneado" (a hill of fluffy rice).
But this isn't just a daydream. The song reveals its deeper meaning with the line, "Pa' que en el conuco no se sufra tanto" (So that on the small farm plot there isn't so much suffering). This magical rain of food is a prayer for the real farmers in the Dominican Republic, a hope to end their hardship. He even names specific towns like Villa Vasquez and La Romana, making this a song for and about his people. It's a powerful wish for a future where children can just sing in the fields without worry.