Primaveras literally means "springs"—the season. It's a beautiful, poetic word that evokes images of flowers and new beginnings.
In this classic song, Vicente Fernández uses it as a powerful metaphor for 'years'. He dramatically declares that he only needs "un millón de primaveras" (a million springs) to forget his love, a grand exaggeration to express that his love is, in fact, eternal. This hyperbolic and passionate use of language is a hallmark of the Ranchera genre.
Have you ever liked someone so much that you promised to forget them... in about a million years? That's the wonderfully dramatic heart of this classic song by the king of Mexican ranchera music, Vicente Fernández. The singer is talking to someone who is completely fed up with his affection. They ask him to change his song lyrics and take their name out of his poems. His response is hilarious. He promises he's just about to forget them, saying, "Solo falta un millón de primaveras" [I just need a million springs]. He just needs a few centuries to adore them, and then he'll stop bothering them. It's a massive, sarcastic exaggeration that really means "I will love you forever."
The song even includes a little story about a dog. The singer's dog barks with joy when this person arrives, but they just get angry, saying the dog is crazy and "le ladra a la persona equivocada" [is barking at the wrong person]. The singer has to ask them not to throw another stone at the poor dog. This detail shows just how much the object of his affection rejects any sign of love, even from a happy animal.