Meaning of the Weekdays June 21, 2007 // Gradly // blog, Misc. All of Us know the weekdays , but unfortunately we don’t know their meanings. Here They are: Saturday = day of Saturn. Sunday = day of the sun. Monday = day of the moon. Tuesday = The god of war day (Tyr). Wednesday = the king of the gods (Woden). Thursday = the god of thunder day (Thunor). Friday = day of Frigg (Frige). + Pic. by courtesy of this site. + More on Wikipedia.