until one is blue in the face

Adverb

 * 1)  For a hopelessly long time; used especially in respect to discussing, explaining, insisting, etc.
 * You can explain it until you're blue in the face, but he will never understand.

Translations

 * French: jusqu'à en perdre haleine
 * Polish: do utraty tchu
 * Russian:
 * Zazaki: heta rı sur bo