Friday the thirteenth

Etymology
Believed to have been derived from the mass arrest of the Knights Templar on Friday, October 13, 1307.

Noun

 * 1) A particular date combination that occurs when the thirteenth day of a month falls on a Friday, and which is considered unlucky in some cultures.

Translations

 * Albanian: e premtja e zezë
 * Bengali: তেরোই জুম্মাবার
 * Czech: pátek třináctého
 * German: Freitag der 13.
 * Hindi: शुक्रवार 13 वें
 * Hungarian: péntek tizenharmadika
 * Japanese: 13日の金曜日
 * Portuguese: Sexta-feira 13
 * Spanish: Viernes 13