It is synonym for Valentine Day in 2014. In 2014, date for valentine day is 14th February, 2014 i.e. 14-02-2014 or 14 2 14 or 14 to 14 abbreviated as 14-14.
Another thing to note here is that sum of numbers is also 14 this year i.e. 1+4+2+2+0+1+4=14.
