• What does S_DAY Stand For?

    For S-Day we have found 2 definitions.

  • What does S_DAY mean? We know 2 definitions for S_DAY abbreviation or acronym in 1 categories. Possible S_DAY meaning as an acronym, abbreviation, shorthand or slang term vary from category to category. Please look for them carefully.

S_DAY Stands For:

All acronyms (2)Airports & Locations Business & Finance Common Government & Military (2)Medicine & Science Chat & Sub Cultures Education Schools Technology, IT etc.
RankAbbreviationMeaning
*****S-DAYday the President authorizes selective reserve call-up
Military		  
***S-DAY(DOD) See times.