1 definition by YaakaFett
An alternative holiday to Christmas, Hanukkah, Kwanzaa, etc. Observed from December 1st through the 25th this holiday celebrates the single greatest holiday movie of all time, Die Hard.
Mike - I'm so sick of the over commericalization of Christmas.
Joe - Why don't you celebrate the 25 days of Die Hard instead?
Mike - Yippie-kai-yay, motherfucker!
Joe - Why don't you celebrate the 25 days of Die Hard instead?
Mike - Yippie-kai-yay, motherfucker!
by YaakaFett September 23, 2009