no callarse ni bajo el agua

Meanings:

• 1.

  SpainLatin Americacolloquialinformal
  • Figurative: to be unable or unwilling to keep quiet under any circumstances; to talk incessantly or refuse to remain silent.

• 2.

  SpainLatin Americaneutral
  • Literal: not to remain silent even when submerged under water (hyperbolic expression emphasizing persistence in speaking).