A) On vacation (or 'holiday', as they say in the UK) while mentally and/or physically distracted by the worries of everyday life
B) an apparently bright & beautiful vacation suddenly ruined by unexpectedly inclement weather.
C) a religious holiday celebrated by non-adherants of said religion
(i.e. Muslim celebrating Yom Kippur
or an atheist celebrating Christmas)
"I went with me mum on holiday, but it rained consantly so we stayed indoors. What a fauxliday!"
A fake holiday.
Valentine's Day is a fauxliday designed to waste your money and time on gifts, when you could be wasting it on beer and getting laid, respectively.