Montezuma's revenge

Etymology
Named for Montezuma or ( – 1520), the last Aztec ruler before the empire was conquered by the Spanish. The condition is seen as “retribution” for the slaughter and enslavement of the Aztec people by Spanish conquistador on 13 August 1521.

Noun

 * 1)  Diarrhea experienced by tourists after drinking water or eating food in Mexico as a result of a microorganism to which native Mexicans are immune.

Translations

 * Finnish: Montezuman kosto
 * Galician: a vinganza de Moctezuma
 * Polish:
 * Spanish: venganza de Moctezuma