What does YADOY stand for?
What does YADOY mean? This page is about the various possible meanings of the acronym, abbreviation or slang term: YADOY.
Year and Day of Year [followed by a 5 or 7-digit number; e.g. 1st Jan 2013 = YADOY (20)13001; or 31st Dec 2013 = YADOY (20)13365.]