querer como la trucha al trucho

Meanings:

• 1.

  Spanish-speaking regionsneutralliteral
  • To love like the female trout loves the male trout, taken as a literal, animal-based image of affection.

• 2.

  MexicoLatin Americacolloquialhumorous
  • To love one another in a simple, direct, or mutually affectionate manner, often used playfully or proverbially.